Home / 6,962.40-9,607.56-3,818.56

Finding the Fourth Proportional to 6,962.40, 9,607.56 and 3,818.56

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Solution

The fourth proportional to 6,962.40, 9,607.56 and 3,818.56 is: 5,269.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,962.40 : 9,607.56 = 3,818.56 : x
  2. Step 2: Convert to fraction form
    6,962.40/9,607.56 = 3,818.56/x
  3. Step 3: Cross multiply
    6,962.40x = 9,607.56 × 3,818.56
  4. Step 4: Simplify right side
    6,962.40x = 36,687,044.31
  5. Step 5: Solve for x
    x = 36,687,044.31/6,962.40
  6. Step 6: Final answer
    x = 5,269.31

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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.