Home / 4,342.84-6,515.90-2,612.68

Finding the Fourth Proportional to 4,342.84, 6,515.90 and 2,612.68

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Solution

The fourth proportional to 4,342.84, 6,515.90 and 2,612.68 is: 3,920.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,342.84 : 6,515.90 = 2,612.68 : x
  2. Step 2: Convert to fraction form
    4,342.84/6,515.90 = 2,612.68/x
  3. Step 3: Cross multiply
    4,342.84x = 6,515.90 × 2,612.68
  4. Step 4: Simplify right side
    4,342.84x = 17,023,961.61
  5. Step 5: Solve for x
    x = 17,023,961.61/4,342.84
  6. Step 6: Final answer
    x = 3,920.01

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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.