Home / 7,051.81-9,728.76-4,533.57

Finding the Fourth Proportional to 7,051.81, 9,728.76 and 4,533.57

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Solution

The fourth proportional to 7,051.81, 9,728.76 and 4,533.57 is: 6,254.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,051.81 : 9,728.76 = 4,533.57 : x
  2. Step 2: Convert to fraction form
    7,051.81/9,728.76 = 4,533.57/x
  3. Step 3: Cross multiply
    7,051.81x = 9,728.76 × 4,533.57
  4. Step 4: Simplify right side
    7,051.81x = 44,106,014.47
  5. Step 5: Solve for x
    x = 44,106,014.47/7,051.81
  6. Step 6: Final answer
    x = 6,254.57

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Half scale
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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.