Home / 9,523.87-13,143.74-5,545.25

Finding the Fourth Proportional to 9,523.87, 13,143.74 and 5,545.25

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Solution

The fourth proportional to 9,523.87, 13,143.74 and 5,545.25 is: 7,652.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,523.87 : 13,143.74 = 5,545.25 : x
  2. Step 2: Convert to fraction form
    9,523.87/13,143.74 = 5,545.25/x
  3. Step 3: Cross multiply
    9,523.87x = 13,143.74 × 5,545.25
  4. Step 4: Simplify right side
    9,523.87x = 72,885,280.08
  5. Step 5: Solve for x
    x = 72,885,280.08/9,523.87
  6. Step 6: Final answer
    x = 7,652.91

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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.