Home / 4,401.62-6,601.74-1,440.06

Finding the Fourth Proportional to 4,401.62, 6,601.74 and 1,440.06

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Solution

The fourth proportional to 4,401.62, 6,601.74 and 1,440.06 is: 2,159.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,401.62 : 6,601.74 = 1,440.06 : x
  2. Step 2: Convert to fraction form
    4,401.62/6,601.74 = 1,440.06/x
  3. Step 3: Cross multiply
    4,401.62x = 6,601.74 × 1,440.06
  4. Step 4: Simplify right side
    4,401.62x = 9,506,901.70
  5. Step 5: Solve for x
    x = 9,506,901.70/4,401.62
  6. Step 6: Final answer
    x = 2,159.86

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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.