Home / 4,079.32-6,118.71-2,430.70

Finding the Fourth Proportional to 4,079.32, 6,118.71 and 2,430.70

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Solution

The fourth proportional to 4,079.32, 6,118.71 and 2,430.70 is: 3,645.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.32 : 6,118.71 = 2,430.70 : x
  2. Step 2: Convert to fraction form
    4,079.32/6,118.71 = 2,430.70/x
  3. Step 3: Cross multiply
    4,079.32x = 6,118.71 × 2,430.70
  4. Step 4: Simplify right side
    4,079.32x = 14,872,723.99
  5. Step 5: Solve for x
    x = 14,872,723.99/4,079.32
  6. Step 6: Final answer
    x = 3,645.89

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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.