Home / 9,312.31-12,849.14-5,224.25

Finding the Fourth Proportional to 9,312.31, 12,849.14 and 5,224.25

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Solution

The fourth proportional to 9,312.31, 12,849.14 and 5,224.25 is: 7,208.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312.31 : 12,849.14 = 5,224.25 : x
  2. Step 2: Convert to fraction form
    9,312.31/12,849.14 = 5,224.25/x
  3. Step 3: Cross multiply
    9,312.31x = 12,849.14 × 5,224.25
  4. Step 4: Simplify right side
    9,312.31x = 67,127,119.65
  5. Step 5: Solve for x
    x = 67,127,119.65/9,312.31
  6. Step 6: Final answer
    x = 7,208.43

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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.