Home / 5,275.26-7,912.59-1,577.52

Finding the Fourth Proportional to 5,275.26, 7,912.59 and 1,577.52

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Solution

The fourth proportional to 5,275.26, 7,912.59 and 1,577.52 is: 2,366.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275.26 : 7,912.59 = 1,577.52 : x
  2. Step 2: Convert to fraction form
    5,275.26/7,912.59 = 1,577.52/x
  3. Step 3: Cross multiply
    5,275.26x = 7,912.59 × 1,577.52
  4. Step 4: Simplify right side
    5,275.26x = 12,482,268.98
  5. Step 5: Solve for x
    x = 12,482,268.98/5,275.26
  6. Step 6: Final answer
    x = 2,366.19

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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.