Home / 5,396.70-8,085.45-4,628.70

Finding the Fourth Proportional to 5,396.70, 8,085.45 and 4,628.70

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Solution

The fourth proportional to 5,396.70, 8,085.45 and 4,628.70 is: 6,934.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396.70 : 8,085.45 = 4,628.70 : x
  2. Step 2: Convert to fraction form
    5,396.70/8,085.45 = 4,628.70/x
  3. Step 3: Cross multiply
    5,396.70x = 8,085.45 × 4,628.70
  4. Step 4: Simplify right side
    5,396.70x = 37,425,122.42
  5. Step 5: Solve for x
    x = 37,425,122.42/5,396.70
  6. Step 6: Final answer
    x = 6,934.82

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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.