Home / 3,124.08-4,310.91-1,797.53

Finding the Fourth Proportional to 3,124.08, 4,310.91 and 1,797.53

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Solution

The fourth proportional to 3,124.08, 4,310.91 and 1,797.53 is: 2,480.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.08 : 4,310.91 = 1,797.53 : x
  2. Step 2: Convert to fraction form
    3,124.08/4,310.91 = 1,797.53/x
  3. Step 3: Cross multiply
    3,124.08x = 4,310.91 × 1,797.53
  4. Step 4: Simplify right side
    3,124.08x = 7,748,968.50
  5. Step 5: Solve for x
    x = 7,748,968.50/3,124.08
  6. Step 6: Final answer
    x = 2,480.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.