Home / 3,045.50-4,570.68-1,585.10

Finding the Fourth Proportional to 3,045.50, 4,570.68 and 1,585.10

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Solution

The fourth proportional to 3,045.50, 4,570.68 and 1,585.10 is: 2,378.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.50 : 4,570.68 = 1,585.10 : x
  2. Step 2: Convert to fraction form
    3,045.50/4,570.68 = 1,585.10/x
  3. Step 3: Cross multiply
    3,045.50x = 4,570.68 × 1,585.10
  4. Step 4: Simplify right side
    3,045.50x = 7,244,984.87
  5. Step 5: Solve for x
    x = 7,244,984.87/3,045.50
  6. Step 6: Final answer
    x = 2,378.91

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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.