Home / 10,484.79-15,727.19-2,693.61

Finding the Fourth Proportional to 10,484.79, 15,727.19 and 2,693.61

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Solution

The fourth proportional to 10,484.79, 15,727.19 and 2,693.61 is: 4,040.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,484.79 : 15,727.19 = 2,693.61 : x
  2. Step 2: Convert to fraction form
    10,484.79/15,727.19 = 2,693.61/x
  3. Step 3: Cross multiply
    10,484.79x = 15,727.19 × 2,693.61
  4. Step 4: Simplify right side
    10,484.79x = 42,362,902.79
  5. Step 5: Solve for x
    x = 42,362,902.79/10,484.79
  6. Step 6: Final answer
    x = 4,040.42

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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.