Home / 10,528.92-14,531.58-8,006.98

Finding the Fourth Proportional to 10,528.92, 14,531.58 and 8,006.98

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Solution

The fourth proportional to 10,528.92, 14,531.58 and 8,006.98 is: 11,050.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528.92 : 14,531.58 = 8,006.98 : x
  2. Step 2: Convert to fraction form
    10,528.92/14,531.58 = 8,006.98/x
  3. Step 3: Cross multiply
    10,528.92x = 14,531.58 × 8,006.98
  4. Step 4: Simplify right side
    10,528.92x = 116,354,070.43
  5. Step 5: Solve for x
    x = 116,354,070.43/10,528.92
  6. Step 6: Final answer
    x = 11,050.90

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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.