Home / 9,243.80-12,756.40-5,052.04

Finding the Fourth Proportional to 9,243.80, 12,756.40 and 5,052.04

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Solution

The fourth proportional to 9,243.80, 12,756.40 and 5,052.04 is: 6,971.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,243.80 : 12,756.40 = 5,052.04 : x
  2. Step 2: Convert to fraction form
    9,243.80/12,756.40 = 5,052.04/x
  3. Step 3: Cross multiply
    9,243.80x = 12,756.40 × 5,052.04
  4. Step 4: Simplify right side
    9,243.80x = 64,445,843.06
  5. Step 5: Solve for x
    x = 64,445,843.06/9,243.80
  6. Step 6: Final answer
    x = 6,971.79

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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.