Home / 3,434.30-4,740.48-2,442.45

Finding the Fourth Proportional to 3,434.30, 4,740.48 and 2,442.45

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Solution

The fourth proportional to 3,434.30, 4,740.48 and 2,442.45 is: 3,371.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.30 : 4,740.48 = 2,442.45 : x
  2. Step 2: Convert to fraction form
    3,434.30/4,740.48 = 2,442.45/x
  3. Step 3: Cross multiply
    3,434.30x = 4,740.48 × 2,442.45
  4. Step 4: Simplify right side
    3,434.30x = 11,578,385.38
  5. Step 5: Solve for x
    x = 11,578,385.38/3,434.30
  6. Step 6: Final answer
    x = 3,371.40

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Half scale
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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.