Home / 5,088.09-7,021.18-3,098.32

Finding the Fourth Proportional to 5,088.09, 7,021.18 and 3,098.32

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Solution

The fourth proportional to 5,088.09, 7,021.18 and 3,098.32 is: 4,275.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.09 : 7,021.18 = 3,098.32 : x
  2. Step 2: Convert to fraction form
    5,088.09/7,021.18 = 3,098.32/x
  3. Step 3: Cross multiply
    5,088.09x = 7,021.18 × 3,098.32
  4. Step 4: Simplify right side
    5,088.09x = 21,753,862.42
  5. Step 5: Solve for x
    x = 21,753,862.42/5,088.09
  6. Step 6: Final answer
    x = 4,275.45

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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.