Home / 4,080.04-5,631.74-2,312.82

Finding the Fourth Proportional to 4,080.04, 5,631.74 and 2,312.82

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Solution

The fourth proportional to 4,080.04, 5,631.74 and 2,312.82 is: 3,192.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.04 : 5,631.74 = 2,312.82 : x
  2. Step 2: Convert to fraction form
    4,080.04/5,631.74 = 2,312.82/x
  3. Step 3: Cross multiply
    4,080.04x = 5,631.74 × 2,312.82
  4. Step 4: Simplify right side
    4,080.04x = 13,025,219.13
  5. Step 5: Solve for x
    x = 13,025,219.13/4,080.04
  6. Step 6: Final answer
    x = 3,192.42

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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.