Home / 7,549.73-11,311.81-4,621.92

Finding the Fourth Proportional to 7,549.73, 11,311.81 and 4,621.92

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Solution

The fourth proportional to 7,549.73, 11,311.81 and 4,621.92 is: 6,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.73 : 11,311.81 = 4,621.92 : x
  2. Step 2: Convert to fraction form
    7,549.73/11,311.81 = 4,621.92/x
  3. Step 3: Cross multiply
    7,549.73x = 11,311.81 × 4,621.92
  4. Step 4: Simplify right side
    7,549.73x = 52,282,269.32
  5. Step 5: Solve for x
    x = 52,282,269.32/7,549.73
  6. Step 6: Final answer
    x = 6,925.05

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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.