Home / 11,001.04-15,167.14-7,015.24

Finding the Fourth Proportional to 11,001.04, 15,167.14 and 7,015.24

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Solution

The fourth proportional to 11,001.04, 15,167.14 and 7,015.24 is: 9,671.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001.04 : 15,167.14 = 7,015.24 : x
  2. Step 2: Convert to fraction form
    11,001.04/15,167.14 = 7,015.24/x
  3. Step 3: Cross multiply
    11,001.04x = 15,167.14 × 7,015.24
  4. Step 4: Simplify right side
    11,001.04x = 106,401,127.21
  5. Step 5: Solve for x
    x = 106,401,127.21/11,001.04
  6. Step 6: Final answer
    x = 9,671.92

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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.