Home / 2,192.58-3,024.36-1,307.88

Finding the Fourth Proportional to 2,192.58, 3,024.36 and 1,307.88

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Solution

The fourth proportional to 2,192.58, 3,024.36 and 1,307.88 is: 1,804.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.58 : 3,024.36 = 1,307.88 : x
  2. Step 2: Convert to fraction form
    2,192.58/3,024.36 = 1,307.88/x
  3. Step 3: Cross multiply
    2,192.58x = 3,024.36 × 1,307.88
  4. Step 4: Simplify right side
    2,192.58x = 3,955,499.96
  5. Step 5: Solve for x
    x = 3,955,499.96/2,192.58
  6. Step 6: Final answer
    x = 1,804.04

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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.