Home / 12,510.09-17,268.27-7,207.02

Finding the Fourth Proportional to 12,510.09, 17,268.27 and 7,207.02

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Solution

The fourth proportional to 12,510.09, 17,268.27 and 7,207.02 is: 9,948.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,510.09 : 17,268.27 = 7,207.02 : x
  2. Step 2: Convert to fraction form
    12,510.09/17,268.27 = 7,207.02/x
  3. Step 3: Cross multiply
    12,510.09x = 17,268.27 × 7,207.02
  4. Step 4: Simplify right side
    12,510.09x = 124,452,767.26
  5. Step 5: Solve for x
    x = 124,452,767.26/12,510.09
  6. Step 6: Final answer
    x = 9,948.19

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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.