Home / 7,688.49-10,609.58-4,544.07

Finding the Fourth Proportional to 7,688.49, 10,609.58 and 4,544.07

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Solution

The fourth proportional to 7,688.49, 10,609.58 and 4,544.07 is: 6,270.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.49 : 10,609.58 = 4,544.07 : x
  2. Step 2: Convert to fraction form
    7,688.49/10,609.58 = 4,544.07/x
  3. Step 3: Cross multiply
    7,688.49x = 10,609.58 × 4,544.07
  4. Step 4: Simplify right side
    7,688.49x = 48,210,651.47
  5. Step 5: Solve for x
    x = 48,210,651.47/7,688.49
  6. Step 6: Final answer
    x = 6,270.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.