Home / 7,527.81-10,388.84-4,544.13

Finding the Fourth Proportional to 7,527.81, 10,388.84 and 4,544.13

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Solution

The fourth proportional to 7,527.81, 10,388.84 and 4,544.13 is: 6,271.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,527.81 : 10,388.84 = 4,544.13 : x
  2. Step 2: Convert to fraction form
    7,527.81/10,388.84 = 4,544.13/x
  3. Step 3: Cross multiply
    7,527.81x = 10,388.84 × 4,544.13
  4. Step 4: Simplify right side
    7,527.81x = 47,208,216.79
  5. Step 5: Solve for x
    x = 47,208,216.79/7,527.81
  6. Step 6: Final answer
    x = 6,271.18

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Half scale
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Double 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.