Home / 9,152.30-12,630.20-4,960.55

Finding the Fourth Proportional to 9,152.30, 12,630.20 and 4,960.55

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Solution

The fourth proportional to 9,152.30, 12,630.20 and 4,960.55 is: 6,845.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152.30 : 12,630.20 = 4,960.55 : x
  2. Step 2: Convert to fraction form
    9,152.30/12,630.20 = 4,960.55/x
  3. Step 3: Cross multiply
    9,152.30x = 12,630.20 × 4,960.55
  4. Step 4: Simplify right side
    9,152.30x = 62,652,738.61
  5. Step 5: Solve for x
    x = 62,652,738.61/9,152.30
  6. Step 6: Final answer
    x = 6,845.57

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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.