Home / 8,565.16-11,820.26-5,028.20

Finding the Fourth Proportional to 8,565.16, 11,820.26 and 5,028.20

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Solution

The fourth proportional to 8,565.16, 11,820.26 and 5,028.20 is: 6,939.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,565.16 : 11,820.26 = 5,028.20 : x
  2. Step 2: Convert to fraction form
    8,565.16/11,820.26 = 5,028.20/x
  3. Step 3: Cross multiply
    8,565.16x = 11,820.26 × 5,028.20
  4. Step 4: Simplify right side
    8,565.16x = 59,434,631.33
  5. Step 5: Solve for x
    x = 59,434,631.33/8,565.16
  6. Step 6: Final answer
    x = 6,939.12

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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.