Home / 8,860.57-13,264.93-5,374.33

Finding the Fourth Proportional to 8,860.57, 13,264.93 and 5,374.33

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Solution

The fourth proportional to 8,860.57, 13,264.93 and 5,374.33 is: 8,045.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.57 : 13,264.93 = 5,374.33 : x
  2. Step 2: Convert to fraction form
    8,860.57/13,264.93 = 5,374.33/x
  3. Step 3: Cross multiply
    8,860.57x = 13,264.93 × 5,374.33
  4. Step 4: Simplify right side
    8,860.57x = 71,290,084.80
  5. Step 5: Solve for x
    x = 71,290,084.80/8,860.57
  6. Step 6: Final answer
    x = 8,045.77

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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.