Home / 5,705.32-7,873.50-3,347.56

Finding the Fourth Proportional to 5,705.32, 7,873.50 and 3,347.56

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Solution

The fourth proportional to 5,705.32, 7,873.50 and 3,347.56 is: 4,619.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,705.32 : 7,873.50 = 3,347.56 : x
  2. Step 2: Convert to fraction form
    5,705.32/7,873.50 = 3,347.56/x
  3. Step 3: Cross multiply
    5,705.32x = 7,873.50 × 3,347.56
  4. Step 4: Simplify right side
    5,705.32x = 26,357,013.66
  5. Step 5: Solve for x
    x = 26,357,013.66/5,705.32
  6. Step 6: Final answer
    x = 4,619.73

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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.