Home / 10,439.04-14,407.08-5,963.40

Finding the Fourth Proportional to 10,439.04, 14,407.08 and 5,963.40

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Solution

The fourth proportional to 10,439.04, 14,407.08 and 5,963.40 is: 8,230.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,439.04 : 14,407.08 = 5,963.40 : x
  2. Step 2: Convert to fraction form
    10,439.04/14,407.08 = 5,963.40/x
  3. Step 3: Cross multiply
    10,439.04x = 14,407.08 × 5,963.40
  4. Step 4: Simplify right side
    10,439.04x = 85,915,180.87
  5. Step 5: Solve for x
    x = 85,915,180.87/10,439.04
  6. Step 6: Final answer
    x = 8,230.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.