Home / 9,407.97-14,112.98-4,140.72

Finding the Fourth Proportional to 9,407.97, 14,112.98 and 4,140.72

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Solution

The fourth proportional to 9,407.97, 14,112.98 and 4,140.72 is: 6,211.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,407.97 : 14,112.98 = 4,140.72 : x
  2. Step 2: Convert to fraction form
    9,407.97/14,112.98 = 4,140.72/x
  3. Step 3: Cross multiply
    9,407.97x = 14,112.98 × 4,140.72
  4. Step 4: Simplify right side
    9,407.97x = 58,437,916.66
  5. Step 5: Solve for x
    x = 58,437,916.66/9,407.97
  6. Step 6: Final answer
    x = 6,211.53

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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.