Home / 9,727.31-14,569.08-6,818.60

Finding the Fourth Proportional to 9,727.31, 14,569.08 and 6,818.60

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Solution

The fourth proportional to 9,727.31, 14,569.08 and 6,818.60 is: 10,212.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,727.31 : 14,569.08 = 6,818.60 : x
  2. Step 2: Convert to fraction form
    9,727.31/14,569.08 = 6,818.60/x
  3. Step 3: Cross multiply
    9,727.31x = 14,569.08 × 6,818.60
  4. Step 4: Simplify right side
    9,727.31x = 99,340,728.89
  5. Step 5: Solve for x
    x = 99,340,728.89/9,727.31
  6. Step 6: Final answer
    x = 10,212.56

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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.