Home / 3,307.38-4,980.87-3,012.14

Finding the Fourth Proportional to 3,307.38, 4,980.87 and 3,012.14

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Solution

The fourth proportional to 3,307.38, 4,980.87 and 3,012.14 is: 4,536.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.38 : 4,980.87 = 3,012.14 : x
  2. Step 2: Convert to fraction form
    3,307.38/4,980.87 = 3,012.14/x
  3. Step 3: Cross multiply
    3,307.38x = 4,980.87 × 3,012.14
  4. Step 4: Simplify right side
    3,307.38x = 15,003,077.76
  5. Step 5: Solve for x
    x = 15,003,077.76/3,307.38
  6. Step 6: Final answer
    x = 4,536.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.