Home / 3,045.16-4,569.57-1,290.07

Finding the Fourth Proportional to 3,045.16, 4,569.57 and 1,290.07

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Solution

The fourth proportional to 3,045.16, 4,569.57 and 1,290.07 is: 1,935.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.16 : 4,569.57 = 1,290.07 : x
  2. Step 2: Convert to fraction form
    3,045.16/4,569.57 = 1,290.07/x
  3. Step 3: Cross multiply
    3,045.16x = 4,569.57 × 1,290.07
  4. Step 4: Simplify right side
    3,045.16x = 5,895,065.17
  5. Step 5: Solve for x
    x = 5,895,065.17/3,045.16
  6. Step 6: Final answer
    x = 1,935.88

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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.