Home / 9,041.28-12,485.52-5,904.96

Finding the Fourth Proportional to 9,041.28, 12,485.52 and 5,904.96

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Solution

The fourth proportional to 9,041.28, 12,485.52 and 5,904.96 is: 8,154.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,041.28 : 12,485.52 = 5,904.96 : x
  2. Step 2: Convert to fraction form
    9,041.28/12,485.52 = 5,904.96/x
  3. Step 3: Cross multiply
    9,041.28x = 12,485.52 × 5,904.96
  4. Step 4: Simplify right side
    9,041.28x = 73,726,496.18
  5. Step 5: Solve for x
    x = 73,726,496.18/9,041.28
  6. Step 6: Final answer
    x = 8,154.43

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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.