Home / 5,184.81-7,767.90-2,842.29

Finding the Fourth Proportional to 5,184.81, 7,767.90 and 2,842.29

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Solution

The fourth proportional to 5,184.81, 7,767.90 and 2,842.29 is: 4,258.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.81 : 7,767.90 = 2,842.29 : x
  2. Step 2: Convert to fraction form
    5,184.81/7,767.90 = 2,842.29/x
  3. Step 3: Cross multiply
    5,184.81x = 7,767.90 × 2,842.29
  4. Step 4: Simplify right side
    5,184.81x = 22,078,624.49
  5. Step 5: Solve for x
    x = 22,078,624.49/5,184.81
  6. Step 6: Final answer
    x = 4,258.33

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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.