Home / 1,710.14-2,358.32-1,377.50

Finding the Fourth Proportional to 1,710.14, 2,358.32 and 1,377.50

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Solution

The fourth proportional to 1,710.14, 2,358.32 and 1,377.50 is: 1,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710.14 : 2,358.32 = 1,377.50 : x
  2. Step 2: Convert to fraction form
    1,710.14/2,358.32 = 1,377.50/x
  3. Step 3: Cross multiply
    1,710.14x = 2,358.32 × 1,377.50
  4. Step 4: Simplify right side
    1,710.14x = 3,248,585.80
  5. Step 5: Solve for x
    x = 3,248,585.80/1,710.14
  6. Step 6: Final answer
    x = 1,899.60

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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.