Home / 8,366.40-11,543.52-5,010.48

Finding the Fourth Proportional to 8,366.40, 11,543.52 and 5,010.48

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Solution

The fourth proportional to 8,366.40, 11,543.52 and 5,010.48 is: 6,913.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.40 : 11,543.52 = 5,010.48 : x
  2. Step 2: Convert to fraction form
    8,366.40/11,543.52 = 5,010.48/x
  3. Step 3: Cross multiply
    8,366.40x = 11,543.52 × 5,010.48
  4. Step 4: Simplify right side
    8,366.40x = 57,838,576.09
  5. Step 5: Solve for x
    x = 57,838,576.09/8,366.40
  6. Step 6: Final answer
    x = 6,913.20

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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.