Home / 12,598.02-17,386.97-7,222.59

Finding the Fourth Proportional to 12,598.02, 17,386.97 and 7,222.59

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Solution

The fourth proportional to 12,598.02, 17,386.97 and 7,222.59 is: 9,968.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,598.02 : 17,386.97 = 7,222.59 : x
  2. Step 2: Convert to fraction form
    12,598.02/17,386.97 = 7,222.59/x
  3. Step 3: Cross multiply
    12,598.02x = 17,386.97 × 7,222.59
  4. Step 4: Simplify right side
    12,598.02x = 125,578,919.54
  5. Step 5: Solve for x
    x = 125,578,919.54/12,598.02
  6. Step 6: Final answer
    x = 9,968.15

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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.