Home / 2,705.24-3,732.96-1,570.74

Finding the Fourth Proportional to 2,705.24, 3,732.96 and 1,570.74

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Solution

The fourth proportional to 2,705.24, 3,732.96 and 1,570.74 is: 2,167.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,705.24 : 3,732.96 = 1,570.74 : x
  2. Step 2: Convert to fraction form
    2,705.24/3,732.96 = 1,570.74/x
  3. Step 3: Cross multiply
    2,705.24x = 3,732.96 × 1,570.74
  4. Step 4: Simplify right side
    2,705.24x = 5,863,490.93
  5. Step 5: Solve for x
    x = 5,863,490.93/2,705.24
  6. Step 6: Final answer
    x = 2,167.46

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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.