Home / 5,290.95-7,937.57-1,592.90

Finding the Fourth Proportional to 5,290.95, 7,937.57 and 1,592.90

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Solution

The fourth proportional to 5,290.95, 7,937.57 and 1,592.90 is: 2,389.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.95 : 7,937.57 = 1,592.90 : x
  2. Step 2: Convert to fraction form
    5,290.95/7,937.57 = 1,592.90/x
  3. Step 3: Cross multiply
    5,290.95x = 7,937.57 × 1,592.90
  4. Step 4: Simplify right side
    5,290.95x = 12,643,715.57
  5. Step 5: Solve for x
    x = 12,643,715.57/5,290.95
  6. Step 6: Final answer
    x = 2,389.69

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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.