Home / 9,972.07-13,756.40-7,610.11

Finding the Fourth Proportional to 9,972.07, 13,756.40 and 7,610.11

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Solution

The fourth proportional to 9,972.07, 13,756.40 and 7,610.11 is: 10,498.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972.07 : 13,756.40 = 7,610.11 : x
  2. Step 2: Convert to fraction form
    9,972.07/13,756.40 = 7,610.11/x
  3. Step 3: Cross multiply
    9,972.07x = 13,756.40 × 7,610.11
  4. Step 4: Simplify right side
    9,972.07x = 104,687,673.30
  5. Step 5: Solve for x
    x = 104,687,673.30/9,972.07
  6. Step 6: Final answer
    x = 10,498.09

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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.