Home / 4,986.20-7,479.58-3,595.70

Finding the Fourth Proportional to 4,986.20, 7,479.58 and 3,595.70

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Solution

The fourth proportional to 4,986.20, 7,479.58 and 3,595.70 is: 5,393.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.20 : 7,479.58 = 3,595.70 : x
  2. Step 2: Convert to fraction form
    4,986.20/7,479.58 = 3,595.70/x
  3. Step 3: Cross multiply
    4,986.20x = 7,479.58 × 3,595.70
  4. Step 4: Simplify right side
    4,986.20x = 26,894,325.81
  5. Step 5: Solve for x
    x = 26,894,325.81/4,986.20
  6. Step 6: Final answer
    x = 5,393.75

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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.