Home / 8,127.13-11,209.44-5,610.01

Finding the Fourth Proportional to 8,127.13, 11,209.44 and 5,610.01

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Solution

The fourth proportional to 8,127.13, 11,209.44 and 5,610.01 is: 7,737.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,127.13 : 11,209.44 = 5,610.01 : x
  2. Step 2: Convert to fraction form
    8,127.13/11,209.44 = 5,610.01/x
  3. Step 3: Cross multiply
    8,127.13x = 11,209.44 × 5,610.01
  4. Step 4: Simplify right side
    8,127.13x = 62,885,070.49
  5. Step 5: Solve for x
    x = 62,885,070.49/8,127.13
  6. Step 6: Final answer
    x = 7,737.67

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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.