Home / 7,528.71-11,294.87-2,598.40

Finding the Fourth Proportional to 7,528.71, 11,294.87 and 2,598.40

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Solution

The fourth proportional to 7,528.71, 11,294.87 and 2,598.40 is: 3,898.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528.71 : 11,294.87 = 2,598.40 : x
  2. Step 2: Convert to fraction form
    7,528.71/11,294.87 = 2,598.40/x
  3. Step 3: Cross multiply
    7,528.71x = 11,294.87 × 2,598.40
  4. Step 4: Simplify right side
    7,528.71x = 29,348,527.80
  5. Step 5: Solve for x
    x = 29,348,527.80/7,528.71
  6. Step 6: Final answer
    x = 3,898.21

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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.