Home / 3,210.12-4,812.35-3,016.53

Finding the Fourth Proportional to 3,210.12, 4,812.35 and 3,016.53

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Solution

The fourth proportional to 3,210.12, 4,812.35 and 3,016.53 is: 4,522.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.12 : 4,812.35 = 3,016.53 : x
  2. Step 2: Convert to fraction form
    3,210.12/4,812.35 = 3,016.53/x
  3. Step 3: Cross multiply
    3,210.12x = 4,812.35 × 3,016.53
  4. Step 4: Simplify right side
    3,210.12x = 14,516,583.06
  5. Step 5: Solve for x
    x = 14,516,583.06/3,210.12
  6. Step 6: Final answer
    x = 4,522.13

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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.