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Finding the Fourth Proportional to 6,340.36, 9,510.36 and 2,445.61

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Solution

The fourth proportional to 6,340.36, 9,510.36 and 2,445.61 is: 3,668.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340.36 : 9,510.36 = 2,445.61 : x
  2. Step 2: Convert to fraction form
    6,340.36/9,510.36 = 2,445.61/x
  3. Step 3: Cross multiply
    6,340.36x = 9,510.36 × 2,445.61
  4. Step 4: Simplify right side
    6,340.36x = 23,258,631.52
  5. Step 5: Solve for x
    x = 23,258,631.52/6,340.36
  6. Step 6: Final answer
    x = 3,668.35

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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.