Home / 2,417.11-3,335.41-1,354.79

Finding the Fourth Proportional to 2,417.11, 3,335.41 and 1,354.79

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Solution

The fourth proportional to 2,417.11, 3,335.41 and 1,354.79 is: 1,869.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.11 : 3,335.41 = 1,354.79 : x
  2. Step 2: Convert to fraction form
    2,417.11/3,335.41 = 1,354.79/x
  3. Step 3: Cross multiply
    2,417.11x = 3,335.41 × 1,354.79
  4. Step 4: Simplify right side
    2,417.11x = 4,518,780.11
  5. Step 5: Solve for x
    x = 4,518,780.11/2,417.11
  6. Step 6: Final answer
    x = 1,869.50

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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.