Home / 9,727.25-13,423.66-5,535.50

Finding the Fourth Proportional to 9,727.25, 13,423.66 and 5,535.50

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Solution

The fourth proportional to 9,727.25, 13,423.66 and 5,535.50 is: 7,639.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,727.25 : 13,423.66 = 5,535.50 : x
  2. Step 2: Convert to fraction form
    9,727.25/13,423.66 = 5,535.50/x
  3. Step 3: Cross multiply
    9,727.25x = 13,423.66 × 5,535.50
  4. Step 4: Simplify right side
    9,727.25x = 74,306,720.79
  5. Step 5: Solve for x
    x = 74,306,720.79/9,727.25
  6. Step 6: Final answer
    x = 7,639.02

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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.