Home / 12,601.28-18,901.29-4,703.20

Finding the Fourth Proportional to 12,601.28, 18,901.29 and 4,703.20

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Solution

The fourth proportional to 12,601.28, 18,901.29 and 4,703.20 is: 7,054.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601.28 : 18,901.29 = 4,703.20 : x
  2. Step 2: Convert to fraction form
    12,601.28/18,901.29 = 4,703.20/x
  3. Step 3: Cross multiply
    12,601.28x = 18,901.29 × 4,703.20
  4. Step 4: Simplify right side
    12,601.28x = 88,896,517.51
  5. Step 5: Solve for x
    x = 88,896,517.51/12,601.28
  6. Step 6: Final answer
    x = 7,054.56

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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.