Home / 2,325.24-3,488.13-938.70

Finding the Fourth Proportional to 2,325.24, 3,488.13 and 938.70

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Solution

The fourth proportional to 2,325.24, 3,488.13 and 938.70 is: 1,408.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.24 : 3,488.13 = 938.70 : x
  2. Step 2: Convert to fraction form
    2,325.24/3,488.13 = 938.70/x
  3. Step 3: Cross multiply
    2,325.24x = 3,488.13 × 938.70
  4. Step 4: Simplify right side
    2,325.24x = 3,274,307.63
  5. Step 5: Solve for x
    x = 3,274,307.63/2,325.24
  6. Step 6: Final answer
    x = 1,408.16

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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.