Home / 8,397.92-11,569.08-5,875.32

Finding the Fourth Proportional to 8,397.92, 11,569.08 and 5,875.32

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Solution

The fourth proportional to 8,397.92, 11,569.08 and 5,875.32 is: 8,093.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,397.92 : 11,569.08 = 5,875.32 : x
  2. Step 2: Convert to fraction form
    8,397.92/11,569.08 = 5,875.32/x
  3. Step 3: Cross multiply
    8,397.92x = 11,569.08 × 5,875.32
  4. Step 4: Simplify right side
    8,397.92x = 67,972,047.11
  5. Step 5: Solve for x
    x = 67,972,047.11/8,397.92
  6. Step 6: Final answer
    x = 8,093.91

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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.