Home / 4,377.68-6,555.72-3,395.60

Finding the Fourth Proportional to 4,377.68, 6,555.72 and 3,395.60

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Solution

The fourth proportional to 4,377.68, 6,555.72 and 3,395.60 is: 5,085.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,377.68 : 6,555.72 = 3,395.60 : x
  2. Step 2: Convert to fraction form
    4,377.68/6,555.72 = 3,395.60/x
  3. Step 3: Cross multiply
    4,377.68x = 6,555.72 × 3,395.60
  4. Step 4: Simplify right side
    4,377.68x = 22,260,602.83
  5. Step 5: Solve for x
    x = 22,260,602.83/4,377.68
  6. Step 6: Final answer
    x = 5,085.02

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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.