Home / 4,080.16-5,627.52-3,085.60

Finding the Fourth Proportional to 4,080.16, 5,627.52 and 3,085.60

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Solution

The fourth proportional to 4,080.16, 5,627.52 and 3,085.60 is: 4,255.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.16 : 5,627.52 = 3,085.60 : x
  2. Step 2: Convert to fraction form
    4,080.16/5,627.52 = 3,085.60/x
  3. Step 3: Cross multiply
    4,080.16x = 5,627.52 × 3,085.60
  4. Step 4: Simplify right side
    4,080.16x = 17,364,275.71
  5. Step 5: Solve for x
    x = 17,364,275.71/4,080.16
  6. Step 6: Final answer
    x = 4,255.78

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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.