Home / 7,192.50-9,925.32-4,006.04

Finding the Fourth Proportional to 7,192.50, 9,925.32 and 4,006.04

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Solution

The fourth proportional to 7,192.50, 9,925.32 and 4,006.04 is: 5,528.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192.50 : 9,925.32 = 4,006.04 : x
  2. Step 2: Convert to fraction form
    7,192.50/9,925.32 = 4,006.04/x
  3. Step 3: Cross multiply
    7,192.50x = 9,925.32 × 4,006.04
  4. Step 4: Simplify right side
    7,192.50x = 39,761,228.93
  5. Step 5: Solve for x
    x = 39,761,228.93/7,192.50
  6. Step 6: Final answer
    x = 5,528.15

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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.