Home / 4,808.29-7,213.23-1,521.10

Finding the Fourth Proportional to 4,808.29, 7,213.23 and 1,521.10

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Solution

The fourth proportional to 4,808.29, 7,213.23 and 1,521.10 is: 2,281.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,808.29 : 7,213.23 = 1,521.10 : x
  2. Step 2: Convert to fraction form
    4,808.29/7,213.23 = 1,521.10/x
  3. Step 3: Cross multiply
    4,808.29x = 7,213.23 × 1,521.10
  4. Step 4: Simplify right side
    4,808.29x = 10,972,069.18
  5. Step 5: Solve for x
    x = 10,972,069.18/4,808.29
  6. Step 6: Final answer
    x = 2,281.91

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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.