Home / 2,710.20-3,719.31-2,537.40

Finding the Fourth Proportional to 2,710.20, 3,719.31 and 2,537.40

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Solution

The fourth proportional to 2,710.20, 3,719.31 and 2,537.40 is: 3,482.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,710.20 : 3,719.31 = 2,537.40 : x
  2. Step 2: Convert to fraction form
    2,710.20/3,719.31 = 2,537.40/x
  3. Step 3: Cross multiply
    2,710.20x = 3,719.31 × 2,537.40
  4. Step 4: Simplify right side
    2,710.20x = 9,437,377.19
  5. Step 5: Solve for x
    x = 9,437,377.19/2,710.20
  6. Step 6: Final answer
    x = 3,482.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.