Home / 1,574.32-2,370.85-1,371.34

Finding the Fourth Proportional to 1,574.32, 2,370.85 and 1,371.34

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Solution

The fourth proportional to 1,574.32, 2,370.85 and 1,371.34 is: 2,065.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574.32 : 2,370.85 = 1,371.34 : x
  2. Step 2: Convert to fraction form
    1,574.32/2,370.85 = 1,371.34/x
  3. Step 3: Cross multiply
    1,574.32x = 2,370.85 × 1,371.34
  4. Step 4: Simplify right side
    1,574.32x = 3,251,232.08
  5. Step 5: Solve for x
    x = 3,251,232.08/1,574.32
  6. Step 6: Final answer
    x = 2,065.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.