Home / 9,079.57-13,620.66-4,395.74

Finding the Fourth Proportional to 9,079.57, 13,620.66 and 4,395.74

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Solution

The fourth proportional to 9,079.57, 13,620.66 and 4,395.74 is: 6,594.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079.57 : 13,620.66 = 4,395.74 : x
  2. Step 2: Convert to fraction form
    9,079.57/13,620.66 = 4,395.74/x
  3. Step 3: Cross multiply
    9,079.57x = 13,620.66 × 4,395.74
  4. Step 4: Simplify right side
    9,079.57x = 59,872,795.40
  5. Step 5: Solve for x
    x = 59,872,795.40/9,079.57
  6. Step 6: Final answer
    x = 6,594.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.