Home / 5,195.08-7,168.56-2,957.00

Finding the Fourth Proportional to 5,195.08, 7,168.56 and 2,957.00

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Solution

The fourth proportional to 5,195.08, 7,168.56 and 2,957.00 is: 4,080.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.08 : 7,168.56 = 2,957.00 : x
  2. Step 2: Convert to fraction form
    5,195.08/7,168.56 = 2,957.00/x
  3. Step 3: Cross multiply
    5,195.08x = 7,168.56 × 2,957.00
  4. Step 4: Simplify right side
    5,195.08x = 21,197,384.99
  5. Step 5: Solve for x
    x = 21,197,384.99/5,195.08
  6. Step 6: Final answer
    x = 4,080.28

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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.