Home / 10,718.60-14,793.04-6,242.40

Finding the Fourth Proportional to 10,718.60, 14,793.04 and 6,242.40

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Solution

The fourth proportional to 10,718.60, 14,793.04 and 6,242.40 is: 8,615.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,718.60 : 14,793.04 = 6,242.40 : x
  2. Step 2: Convert to fraction form
    10,718.60/14,793.04 = 6,242.40/x
  3. Step 3: Cross multiply
    10,718.60x = 14,793.04 × 6,242.40
  4. Step 4: Simplify right side
    10,718.60x = 92,344,072.90
  5. Step 5: Solve for x
    x = 92,344,072.90/10,718.60
  6. Step 6: Final answer
    x = 8,615.31

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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.