Home / 4,140.49-6,211.13-1,508.71

Finding the Fourth Proportional to 4,140.49, 6,211.13 and 1,508.71

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Solution

The fourth proportional to 4,140.49, 6,211.13 and 1,508.71 is: 2,263.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.49 : 6,211.13 = 1,508.71 : x
  2. Step 2: Convert to fraction form
    4,140.49/6,211.13 = 1,508.71/x
  3. Step 3: Cross multiply
    4,140.49x = 6,211.13 × 1,508.71
  4. Step 4: Simplify right side
    4,140.49x = 9,370,762.89
  5. Step 5: Solve for x
    x = 9,370,762.89/4,140.49
  6. Step 6: Final answer
    x = 2,263.20

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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.