Home / 3,392.04-4,680.47-1,899.95

Finding the Fourth Proportional to 3,392.04, 4,680.47 and 1,899.95

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Solution

The fourth proportional to 3,392.04, 4,680.47 and 1,899.95 is: 2,621.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392.04 : 4,680.47 = 1,899.95 : x
  2. Step 2: Convert to fraction form
    3,392.04/4,680.47 = 1,899.95/x
  3. Step 3: Cross multiply
    3,392.04x = 4,680.47 × 1,899.95
  4. Step 4: Simplify right side
    3,392.04x = 8,892,649.48
  5. Step 5: Solve for x
    x = 8,892,649.48/3,392.04
  6. Step 6: Final answer
    x = 2,621.62

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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.