Home / 4,657.43-6,987.57-1,370.55

Finding the Fourth Proportional to 4,657.43, 6,987.57 and 1,370.55

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Solution

The fourth proportional to 4,657.43, 6,987.57 and 1,370.55 is: 2,056.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,657.43 : 6,987.57 = 1,370.55 : x
  2. Step 2: Convert to fraction form
    4,657.43/6,987.57 = 1,370.55/x
  3. Step 3: Cross multiply
    4,657.43x = 6,987.57 × 1,370.55
  4. Step 4: Simplify right side
    4,657.43x = 9,576,835.13
  5. Step 5: Solve for x
    x = 9,576,835.13/4,657.43
  6. Step 6: Final answer
    x = 2,056.25

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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.