Home / 4,401.71-6,602.65-1,440.15

Finding the Fourth Proportional to 4,401.71, 6,602.65 and 1,440.15

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Solution

The fourth proportional to 4,401.71, 6,602.65 and 1,440.15 is: 2,160.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,401.71 : 6,602.65 = 1,440.15 : x
  2. Step 2: Convert to fraction form
    4,401.71/6,602.65 = 1,440.15/x
  3. Step 3: Cross multiply
    4,401.71x = 6,602.65 × 1,440.15
  4. Step 4: Simplify right side
    4,401.71x = 9,508,778.04
  5. Step 5: Solve for x
    x = 9,508,778.04/4,401.71
  6. Step 6: Final answer
    x = 2,160.25

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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.