Home / 5,127.53-7,080.19-3,242.16

Finding the Fourth Proportional to 5,127.53, 7,080.19 and 3,242.16

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Solution

The fourth proportional to 5,127.53, 7,080.19 and 3,242.16 is: 4,476.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127.53 : 7,080.19 = 3,242.16 : x
  2. Step 2: Convert to fraction form
    5,127.53/7,080.19 = 3,242.16/x
  3. Step 3: Cross multiply
    5,127.53x = 7,080.19 × 3,242.16
  4. Step 4: Simplify right side
    5,127.53x = 22,955,100.71
  5. Step 5: Solve for x
    x = 22,955,100.71/5,127.53
  6. Step 6: Final answer
    x = 4,476.84

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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.