Home / 8,565.13-11,819.68-5,028.67

Finding the Fourth Proportional to 8,565.13, 11,819.68 and 5,028.67

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Solution

The fourth proportional to 8,565.13, 11,819.68 and 5,028.67 is: 6,939.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565.13 : 11,819.68 = 5,028.67 : x
  2. Step 2: Convert to fraction form
    8,565.13/11,819.68 = 5,028.67/x
  3. Step 3: Cross multiply
    8,565.13x = 11,819.68 × 5,028.67
  4. Step 4: Simplify right side
    8,565.13x = 59,437,270.23
  5. Step 5: Solve for x
    x = 59,437,270.23/8,565.13
  6. Step 6: Final answer
    x = 6,939.45

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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.