Home / 7,626.30-11,428.50-4,332.42

Finding the Fourth Proportional to 7,626.30, 11,428.50 and 4,332.42

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Solution

The fourth proportional to 7,626.30, 11,428.50 and 4,332.42 is: 6,492.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,626.30 : 11,428.50 = 4,332.42 : x
  2. Step 2: Convert to fraction form
    7,626.30/11,428.50 = 4,332.42/x
  3. Step 3: Cross multiply
    7,626.30x = 11,428.50 × 4,332.42
  4. Step 4: Simplify right side
    7,626.30x = 49,513,061.97
  5. Step 5: Solve for x
    x = 49,513,061.97/7,626.30
  6. Step 6: Final answer
    x = 6,492.41

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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.