Home / 9,113.48-13,670.22-2,957.96

Finding the Fourth Proportional to 9,113.48, 13,670.22 and 2,957.96

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Solution

The fourth proportional to 9,113.48, 13,670.22 and 2,957.96 is: 4,436.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113.48 : 13,670.22 = 2,957.96 : x
  2. Step 2: Convert to fraction form
    9,113.48/13,670.22 = 2,957.96/x
  3. Step 3: Cross multiply
    9,113.48x = 13,670.22 × 2,957.96
  4. Step 4: Simplify right side
    9,113.48x = 40,435,963.95
  5. Step 5: Solve for x
    x = 40,435,963.95/9,113.48
  6. Step 6: Final answer
    x = 4,436.94

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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.