Home / 9,113.56-13,669.26-2,957.56

Finding the Fourth Proportional to 9,113.56, 13,669.26 and 2,957.56

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Solution

The fourth proportional to 9,113.56, 13,669.26 and 2,957.56 is: 4,435.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,113.56 : 13,669.26 = 2,957.56 : x
  2. Step 2: Convert to fraction form
    9,113.56/13,669.26 = 2,957.56/x
  3. Step 3: Cross multiply
    9,113.56x = 13,669.26 × 2,957.56
  4. Step 4: Simplify right side
    9,113.56x = 40,427,656.61
  5. Step 5: Solve for x
    x = 40,427,656.61/9,113.56
  6. Step 6: Final answer
    x = 4,435.99

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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.