Home / 9,069.10-12,514.40-5,090.65

Finding the Fourth Proportional to 9,069.10, 12,514.40 and 5,090.65

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Solution

The fourth proportional to 9,069.10, 12,514.40 and 5,090.65 is: 7,024.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,069.10 : 12,514.40 = 5,090.65 : x
  2. Step 2: Convert to fraction form
    9,069.10/12,514.40 = 5,090.65/x
  3. Step 3: Cross multiply
    9,069.10x = 12,514.40 × 5,090.65
  4. Step 4: Simplify right side
    9,069.10x = 63,706,392.71
  5. Step 5: Solve for x
    x = 63,706,392.71/9,069.10
  6. Step 6: Final answer
    x = 7,024.56

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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.