Home / 2,347.46-3,518.51-1,113.13

Finding the Fourth Proportional to 2,347.46, 3,518.51 and 1,113.13

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Solution

The fourth proportional to 2,347.46, 3,518.51 and 1,113.13 is: 1,668.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.46 : 3,518.51 = 1,113.13 : x
  2. Step 2: Convert to fraction form
    2,347.46/3,518.51 = 1,113.13/x
  3. Step 3: Cross multiply
    2,347.46x = 3,518.51 × 1,113.13
  4. Step 4: Simplify right side
    2,347.46x = 3,916,553.02
  5. Step 5: Solve for x
    x = 3,916,553.02/2,347.46
  6. Step 6: Final answer
    x = 1,668.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.