Home / 5,587.07-7,710.26-3,069.42

Finding the Fourth Proportional to 5,587.07, 7,710.26 and 3,069.42

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Solution

The fourth proportional to 5,587.07, 7,710.26 and 3,069.42 is: 4,235.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.07 : 7,710.26 = 3,069.42 : x
  2. Step 2: Convert to fraction form
    5,587.07/7,710.26 = 3,069.42/x
  3. Step 3: Cross multiply
    5,587.07x = 7,710.26 × 3,069.42
  4. Step 4: Simplify right side
    5,587.07x = 23,666,010.90
  5. Step 5: Solve for x
    x = 23,666,010.90/5,587.07
  6. Step 6: Final answer
    x = 4,235.85

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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.