Home / 6,728.28-10,088.10-4,417.08

Finding the Fourth Proportional to 6,728.28, 10,088.10 and 4,417.08

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Solution

The fourth proportional to 6,728.28, 10,088.10 and 4,417.08 is: 6,622.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,728.28 : 10,088.10 = 4,417.08 : x
  2. Step 2: Convert to fraction form
    6,728.28/10,088.10 = 4,417.08/x
  3. Step 3: Cross multiply
    6,728.28x = 10,088.10 × 4,417.08
  4. Step 4: Simplify right side
    6,728.28x = 44,559,944.75
  5. Step 5: Solve for x
    x = 44,559,944.75/6,728.28
  6. Step 6: Final answer
    x = 6,622.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.