Home / 4,810.12-7,215.18-1,522.63

Finding the Fourth Proportional to 4,810.12, 7,215.18 and 1,522.63

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Solution

The fourth proportional to 4,810.12, 7,215.18 and 1,522.63 is: 2,283.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.12 : 7,215.18 = 1,522.63 : x
  2. Step 2: Convert to fraction form
    4,810.12/7,215.18 = 1,522.63/x
  3. Step 3: Cross multiply
    4,810.12x = 7,215.18 × 1,522.63
  4. Step 4: Simplify right side
    4,810.12x = 10,986,052.83
  5. Step 5: Solve for x
    x = 10,986,052.83/4,810.12
  6. Step 6: Final answer
    x = 2,283.95

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Double scale
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Similar ratio
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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.