Home / 3,334.32-4,999.59-1,384.20

Finding the Fourth Proportional to 3,334.32, 4,999.59 and 1,384.20

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Solution

The fourth proportional to 3,334.32, 4,999.59 and 1,384.20 is: 2,075.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,334.32 : 4,999.59 = 1,384.20 : x
  2. Step 2: Convert to fraction form
    3,334.32/4,999.59 = 1,384.20/x
  3. Step 3: Cross multiply
    3,334.32x = 4,999.59 × 1,384.20
  4. Step 4: Simplify right side
    3,334.32x = 6,920,432.48
  5. Step 5: Solve for x
    x = 6,920,432.48/3,334.32
  6. Step 6: Final answer
    x = 2,075.52

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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.