Home / 3,002.10-4,501.10-1,357.75

Finding the Fourth Proportional to 3,002.10, 4,501.10 and 1,357.75

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Solution

The fourth proportional to 3,002.10, 4,501.10 and 1,357.75 is: 2,035.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.10 : 4,501.10 = 1,357.75 : x
  2. Step 2: Convert to fraction form
    3,002.10/4,501.10 = 1,357.75/x
  3. Step 3: Cross multiply
    3,002.10x = 4,501.10 × 1,357.75
  4. Step 4: Simplify right side
    3,002.10x = 6,111,368.53
  5. Step 5: Solve for x
    x = 6,111,368.53/3,002.10
  6. Step 6: Final answer
    x = 2,035.70

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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.