Home / 4,370.50-6,029.58-2,879.20

Finding the Fourth Proportional to 4,370.50, 6,029.58 and 2,879.20

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Solution

The fourth proportional to 4,370.50, 6,029.58 and 2,879.20 is: 3,972.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,370.50 : 6,029.58 = 2,879.20 : x
  2. Step 2: Convert to fraction form
    4,370.50/6,029.58 = 2,879.20/x
  3. Step 3: Cross multiply
    4,370.50x = 6,029.58 × 2,879.20
  4. Step 4: Simplify right side
    4,370.50x = 17,360,366.74
  5. Step 5: Solve for x
    x = 17,360,366.74/4,370.50
  6. Step 6: Final answer
    x = 3,972.17

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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.