Home / 2,952.13-4,428.19-900.13

Finding the Fourth Proportional to 2,952.13, 4,428.19 and 900.13

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Solution

The fourth proportional to 2,952.13, 4,428.19 and 900.13 is: 1,350.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,952.13 : 4,428.19 = 900.13 : x
  2. Step 2: Convert to fraction form
    2,952.13/4,428.19 = 900.13/x
  3. Step 3: Cross multiply
    2,952.13x = 4,428.19 × 900.13
  4. Step 4: Simplify right side
    2,952.13x = 3,985,924.52
  5. Step 5: Solve for x
    x = 3,985,924.52/2,952.13
  6. Step 6: Final answer
    x = 1,350.19

Related Problems

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Half scale
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Similar ratio
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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.