Home / 5,587.18-7,710.51-3,069.57

Finding the Fourth Proportional to 5,587.18, 7,710.51 and 3,069.57

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Solution

The fourth proportional to 5,587.18, 7,710.51 and 3,069.57 is: 4,236.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.18 : 7,710.51 = 3,069.57 : x
  2. Step 2: Convert to fraction form
    5,587.18/7,710.51 = 3,069.57/x
  3. Step 3: Cross multiply
    5,587.18x = 7,710.51 × 3,069.57
  4. Step 4: Simplify right side
    5,587.18x = 23,667,990.61
  5. Step 5: Solve for x
    x = 23,667,990.61/5,587.18
  6. Step 6: Final answer
    x = 4,236.13

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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.