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Finding the Fourth Proportional to 2,444.70, 3,432.30 and 2,444.70

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Solution

The fourth proportional to 2,444.70, 3,432.30 and 2,444.70 is: 3,432.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,444.70 : 3,432.30 = 2,444.70 : x
  2. Step 2: Convert to fraction form
    2,444.70/3,432.30 = 2,444.70/x
  3. Step 3: Cross multiply
    2,444.70x = 3,432.30 × 2,444.70
  4. Step 4: Simplify right side
    2,444.70x = 8,390,943.81
  5. Step 5: Solve for x
    x = 8,390,943.81/2,444.70
  6. Step 6: Final answer
    x = 3,432.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.