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Finding the Fourth Proportional to 8,368.68, 12,552.69 and 2,525.13

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Solution

The fourth proportional to 8,368.68, 12,552.69 and 2,525.13 is: 3,787.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,368.68 : 12,552.69 = 2,525.13 : x
  2. Step 2: Convert to fraction form
    8,368.68/12,552.69 = 2,525.13/x
  3. Step 3: Cross multiply
    8,368.68x = 12,552.69 × 2,525.13
  4. Step 4: Simplify right side
    8,368.68x = 31,697,111.34
  5. Step 5: Solve for x
    x = 31,697,111.34/8,368.68
  6. Step 6: Final answer
    x = 3,787.59

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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.