Home / 4,675.55-6,442.52-3,180.87

Finding the Fourth Proportional to 4,675.55, 6,442.52 and 3,180.87

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Solution

The fourth proportional to 4,675.55, 6,442.52 and 3,180.87 is: 4,382.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675.55 : 6,442.52 = 3,180.87 : x
  2. Step 2: Convert to fraction form
    4,675.55/6,442.52 = 3,180.87/x
  3. Step 3: Cross multiply
    4,675.55x = 6,442.52 × 3,180.87
  4. Step 4: Simplify right side
    4,675.55x = 20,492,802.69
  5. Step 5: Solve for x
    x = 20,492,802.69/4,675.55
  6. Step 6: Final answer
    x = 4,382.98

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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.