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Finding the Fourth Proportional to 4,324, 6,486.24 and 1,246.24

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Solution

The fourth proportional to 4,324, 6,486.24 and 1,246.24 is: 1,869.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,324 : 6,486.24 = 1,246.24 : x
  2. Step 2: Convert to fraction form
    4,324/6,486.24 = 1,246.24/x
  3. Step 3: Cross multiply
    4,324x = 6,486.24 × 1,246.24
  4. Step 4: Simplify right side
    4,324x = 8,083,411.74
  5. Step 5: Solve for x
    x = 8,083,411.74/4,324
  6. Step 6: Final answer
    x = 1,869.43

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Double scale
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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.