Home / 3,152.03-4,726.40-930.57

Finding the Fourth Proportional to 3,152.03, 4,726.40 and 930.57

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Solution

The fourth proportional to 3,152.03, 4,726.40 and 930.57 is: 1,395.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.03 : 4,726.40 = 930.57 : x
  2. Step 2: Convert to fraction form
    3,152.03/4,726.40 = 930.57/x
  3. Step 3: Cross multiply
    3,152.03x = 4,726.40 × 930.57
  4. Step 4: Simplify right side
    3,152.03x = 4,398,217.76
  5. Step 5: Solve for x
    x = 4,398,217.76/3,152.03
  6. Step 6: Final answer
    x = 1,395.36

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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.