Home / 4,675.06-6,445.36-3,875.38

Finding the Fourth Proportional to 4,675.06, 6,445.36 and 3,875.38

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Solution

The fourth proportional to 4,675.06, 6,445.36 and 3,875.38 is: 5,342.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675.06 : 6,445.36 = 3,875.38 : x
  2. Step 2: Convert to fraction form
    4,675.06/6,445.36 = 3,875.38/x
  3. Step 3: Cross multiply
    4,675.06x = 6,445.36 × 3,875.38
  4. Step 4: Simplify right side
    4,675.06x = 24,978,219.24
  5. Step 5: Solve for x
    x = 24,978,219.24/4,675.06
  6. Step 6: Final answer
    x = 5,342.87

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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.