Home / 2,417.24-3,335.68-1,354.88

Finding the Fourth Proportional to 2,417.24, 3,335.68 and 1,354.88

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Solution

The fourth proportional to 2,417.24, 3,335.68 and 1,354.88 is: 1,869.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.24 : 3,335.68 = 1,354.88 : x
  2. Step 2: Convert to fraction form
    2,417.24/3,335.68 = 1,354.88/x
  3. Step 3: Cross multiply
    2,417.24x = 3,335.68 × 1,354.88
  4. Step 4: Simplify right side
    2,417.24x = 4,519,446.12
  5. Step 5: Solve for x
    x = 4,519,446.12/2,417.24
  6. Step 6: Final answer
    x = 1,869.67

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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.