Home / 4,260.75-6,386.14-1,626.53

Finding the Fourth Proportional to 4,260.75, 6,386.14 and 1,626.53

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Solution

The fourth proportional to 4,260.75, 6,386.14 and 1,626.53 is: 2,437.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,260.75 : 6,386.14 = 1,626.53 : x
  2. Step 2: Convert to fraction form
    4,260.75/6,386.14 = 1,626.53/x
  3. Step 3: Cross multiply
    4,260.75x = 6,386.14 × 1,626.53
  4. Step 4: Simplify right side
    4,260.75x = 10,387,254.32
  5. Step 5: Solve for x
    x = 10,387,254.32/4,260.75
  6. Step 6: Final answer
    x = 2,437.89

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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.