Home / 4,901.52-7,353.36-1,438.56

Finding the Fourth Proportional to 4,901.52, 7,353.36 and 1,438.56

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Solution

The fourth proportional to 4,901.52, 7,353.36 and 1,438.56 is: 2,158.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.52 : 7,353.36 = 1,438.56 : x
  2. Step 2: Convert to fraction form
    4,901.52/7,353.36 = 1,438.56/x
  3. Step 3: Cross multiply
    4,901.52x = 7,353.36 × 1,438.56
  4. Step 4: Simplify right side
    4,901.52x = 10,578,249.56
  5. Step 5: Solve for x
    x = 10,578,249.56/4,901.52
  6. Step 6: Final answer
    x = 2,158.16

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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.