Home / 8,875.08-13,314.78-3,946.32

Finding the Fourth Proportional to 8,875.08, 13,314.78 and 3,946.32

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Solution

The fourth proportional to 8,875.08, 13,314.78 and 3,946.32 is: 5,920.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875.08 : 13,314.78 = 3,946.32 : x
  2. Step 2: Convert to fraction form
    8,875.08/13,314.78 = 3,946.32/x
  3. Step 3: Cross multiply
    8,875.08x = 13,314.78 × 3,946.32
  4. Step 4: Simplify right side
    8,875.08x = 52,544,382.61
  5. Step 5: Solve for x
    x = 52,544,382.61/8,875.08
  6. Step 6: Final answer
    x = 5,920.44

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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.