Home / 3,052.38-4,212.28-1,655.13

Finding the Fourth Proportional to 3,052.38, 4,212.28 and 1,655.13

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Solution

The fourth proportional to 3,052.38, 4,212.28 and 1,655.13 is: 2,284.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,052.38 : 4,212.28 = 1,655.13 : x
  2. Step 2: Convert to fraction form
    3,052.38/4,212.28 = 1,655.13/x
  3. Step 3: Cross multiply
    3,052.38x = 4,212.28 × 1,655.13
  4. Step 4: Simplify right side
    3,052.38x = 6,971,871.00
  5. Step 5: Solve for x
    x = 6,971,871.00/3,052.38
  6. Step 6: Final answer
    x = 2,284.08

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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.