Home / 5,088.81-7,630.08-3,331.65

Finding the Fourth Proportional to 5,088.81, 7,630.08 and 3,331.65

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Solution

The fourth proportional to 5,088.81, 7,630.08 and 3,331.65 is: 4,995.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.81 : 7,630.08 = 3,331.65 : x
  2. Step 2: Convert to fraction form
    5,088.81/7,630.08 = 3,331.65/x
  3. Step 3: Cross multiply
    5,088.81x = 7,630.08 × 3,331.65
  4. Step 4: Simplify right side
    5,088.81x = 25,420,756.03
  5. Step 5: Solve for x
    x = 25,420,756.03/5,088.81
  6. Step 6: Final answer
    x = 4,995.42

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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.