Home / 10,370.15-15,551.10-4,522.66

Finding the Fourth Proportional to 10,370.15, 15,551.10 and 4,522.66

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Solution

The fourth proportional to 10,370.15, 15,551.10 and 4,522.66 is: 6,782.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.15 : 15,551.10 = 4,522.66 : x
  2. Step 2: Convert to fraction form
    10,370.15/15,551.10 = 4,522.66/x
  3. Step 3: Cross multiply
    10,370.15x = 15,551.10 × 4,522.66
  4. Step 4: Simplify right side
    10,370.15x = 70,332,337.93
  5. Step 5: Solve for x
    x = 70,332,337.93/10,370.15
  6. Step 6: Final answer
    x = 6,782.19

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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.