Home / 2,354.23-3,248.49-1,306.30

Finding the Fourth Proportional to 2,354.23, 3,248.49 and 1,306.30

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Solution

The fourth proportional to 2,354.23, 3,248.49 and 1,306.30 is: 1,802.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,354.23 : 3,248.49 = 1,306.30 : x
  2. Step 2: Convert to fraction form
    2,354.23/3,248.49 = 1,306.30/x
  3. Step 3: Cross multiply
    2,354.23x = 3,248.49 × 1,306.30
  4. Step 4: Simplify right side
    2,354.23x = 4,243,502.49
  5. Step 5: Solve for x
    x = 4,243,502.49/2,354.23
  6. Step 6: Final answer
    x = 1,802.50

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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.