Home / 11,532.63-15,908.40-7,282.18

Finding the Fourth Proportional to 11,532.63, 15,908.40 and 7,282.18

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Solution

The fourth proportional to 11,532.63, 15,908.40 and 7,282.18 is: 10,045.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,532.63 : 15,908.40 = 7,282.18 : x
  2. Step 2: Convert to fraction form
    11,532.63/15,908.40 = 7,282.18/x
  3. Step 3: Cross multiply
    11,532.63x = 15,908.40 × 7,282.18
  4. Step 4: Simplify right side
    11,532.63x = 115,847,832.31
  5. Step 5: Solve for x
    x = 115,847,832.31/11,532.63
  6. Step 6: Final answer
    x = 10,045.22

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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.