Home / 6,370.45-8,793.70-4,012.13

Finding the Fourth Proportional to 6,370.45, 8,793.70 and 4,012.13

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Solution

The fourth proportional to 6,370.45, 8,793.70 and 4,012.13 is: 5,538.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370.45 : 8,793.70 = 4,012.13 : x
  2. Step 2: Convert to fraction form
    6,370.45/8,793.70 = 4,012.13/x
  3. Step 3: Cross multiply
    6,370.45x = 8,793.70 × 4,012.13
  4. Step 4: Simplify right side
    6,370.45x = 35,281,479.53
  5. Step 5: Solve for x
    x = 35,281,479.53/6,370.45
  6. Step 6: Final answer
    x = 5,538.30

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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.