Home / 9,587.80-13,230.84-5,395.24

Finding the Fourth Proportional to 9,587.80, 13,230.84 and 5,395.24

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Solution

The fourth proportional to 9,587.80, 13,230.84 and 5,395.24 is: 7,445.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,587.80 : 13,230.84 = 5,395.24 : x
  2. Step 2: Convert to fraction form
    9,587.80/13,230.84 = 5,395.24/x
  3. Step 3: Cross multiply
    9,587.80x = 13,230.84 × 5,395.24
  4. Step 4: Simplify right side
    9,587.80x = 71,383,557.20
  5. Step 5: Solve for x
    x = 71,383,557.20/9,587.80
  6. Step 6: Final answer
    x = 7,445.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.