Home / 4,959.30-7,435.98-1,672.32

Finding the Fourth Proportional to 4,959.30, 7,435.98 and 1,672.32

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Solution

The fourth proportional to 4,959.30, 7,435.98 and 1,672.32 is: 2,507.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.30 : 7,435.98 = 1,672.32 : x
  2. Step 2: Convert to fraction form
    4,959.30/7,435.98 = 1,672.32/x
  3. Step 3: Cross multiply
    4,959.30x = 7,435.98 × 1,672.32
  4. Step 4: Simplify right side
    4,959.30x = 12,435,338.07
  5. Step 5: Solve for x
    x = 12,435,338.07/4,959.30
  6. Step 6: Final answer
    x = 2,507.48

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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.