Home / 8,465.06-11,679.08-5,483.18

Finding the Fourth Proportional to 8,465.06, 11,679.08 and 5,483.18

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Solution

The fourth proportional to 8,465.06, 11,679.08 and 5,483.18 is: 7,565.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,465.06 : 11,679.08 = 5,483.18 : x
  2. Step 2: Convert to fraction form
    8,465.06/11,679.08 = 5,483.18/x
  3. Step 3: Cross multiply
    8,465.06x = 11,679.08 × 5,483.18
  4. Step 4: Simplify right side
    8,465.06x = 64,038,540.78
  5. Step 5: Solve for x
    x = 64,038,540.78/8,465.06
  6. Step 6: Final answer
    x = 7,565.04

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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.