Home / 4,275.59-6,404.85-2,810.30

Finding the Fourth Proportional to 4,275.59, 6,404.85 and 2,810.30

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Solution

The fourth proportional to 4,275.59, 6,404.85 and 2,810.30 is: 4,209.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,275.59 : 6,404.85 = 2,810.30 : x
  2. Step 2: Convert to fraction form
    4,275.59/6,404.85 = 2,810.30/x
  3. Step 3: Cross multiply
    4,275.59x = 6,404.85 × 2,810.30
  4. Step 4: Simplify right side
    4,275.59x = 17,999,549.96
  5. Step 5: Solve for x
    x = 17,999,549.96/4,275.59
  6. Step 6: Final answer
    x = 4,209.84

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1.5x scale

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.