Home / 10,370.12-15,555.96-2,974.52

Finding the Fourth Proportional to 10,370.12, 15,555.96 and 2,974.52

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Solution

The fourth proportional to 10,370.12, 15,555.96 and 2,974.52 is: 4,462.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.12 : 15,555.96 = 2,974.52 : x
  2. Step 2: Convert to fraction form
    10,370.12/15,555.96 = 2,974.52/x
  3. Step 3: Cross multiply
    10,370.12x = 15,555.96 × 2,974.52
  4. Step 4: Simplify right side
    10,370.12x = 46,271,514.14
  5. Step 5: Solve for x
    x = 46,271,514.14/10,370.12
  6. Step 6: Final answer
    x = 4,462.00

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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.