Home / 9,020.02-12,447.51-5,243.93

Finding the Fourth Proportional to 9,020.02, 12,447.51 and 5,243.93

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Solution

The fourth proportional to 9,020.02, 12,447.51 and 5,243.93 is: 7,236.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020.02 : 12,447.51 = 5,243.93 : x
  2. Step 2: Convert to fraction form
    9,020.02/12,447.51 = 5,243.93/x
  3. Step 3: Cross multiply
    9,020.02x = 12,447.51 × 5,243.93
  4. Step 4: Simplify right side
    9,020.02x = 65,273,871.11
  5. Step 5: Solve for x
    x = 65,273,871.11/9,020.02
  6. Step 6: Final answer
    x = 7,236.56

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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.