Home / 7,989.64-11,024.55-4,540.10

Finding the Fourth Proportional to 7,989.64, 11,024.55 and 4,540.10

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Solution

The fourth proportional to 7,989.64, 11,024.55 and 4,540.10 is: 6,264.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,989.64 : 11,024.55 = 4,540.10 : x
  2. Step 2: Convert to fraction form
    7,989.64/11,024.55 = 4,540.10/x
  3. Step 3: Cross multiply
    7,989.64x = 11,024.55 × 4,540.10
  4. Step 4: Simplify right side
    7,989.64x = 50,052,559.46
  5. Step 5: Solve for x
    x = 50,052,559.46/7,989.64
  6. Step 6: Final answer
    x = 6,264.68

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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.