Home / 3,030.16-4,545.29-950.12

Finding the Fourth Proportional to 3,030.16, 4,545.29 and 950.12

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Solution

The fourth proportional to 3,030.16, 4,545.29 and 950.12 is: 1,425.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.16 : 4,545.29 = 950.12 : x
  2. Step 2: Convert to fraction form
    3,030.16/4,545.29 = 950.12/x
  3. Step 3: Cross multiply
    3,030.16x = 4,545.29 × 950.12
  4. Step 4: Simplify right side
    3,030.16x = 4,318,548.21
  5. Step 5: Solve for x
    x = 4,318,548.21/3,030.16
  6. Step 6: Final answer
    x = 1,425.19

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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.