Home / 10,476.19-15,715.91-6,524.40

Finding the Fourth Proportional to 10,476.19, 15,715.91 and 6,524.40

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Solution

The fourth proportional to 10,476.19, 15,715.91 and 6,524.40 is: 9,787.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,476.19 : 15,715.91 = 6,524.40 : x
  2. Step 2: Convert to fraction form
    10,476.19/15,715.91 = 6,524.40/x
  3. Step 3: Cross multiply
    10,476.19x = 15,715.91 × 6,524.40
  4. Step 4: Simplify right side
    10,476.19x = 102,536,883.20
  5. Step 5: Solve for x
    x = 102,536,883.20/10,476.19
  6. Step 6: Final answer
    x = 9,787.61

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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.