Home / 3,592.34-4,957.40-1,999.28

Finding the Fourth Proportional to 3,592.34, 4,957.40 and 1,999.28

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Solution

The fourth proportional to 3,592.34, 4,957.40 and 1,999.28 is: 2,758.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,592.34 : 4,957.40 = 1,999.28 : x
  2. Step 2: Convert to fraction form
    3,592.34/4,957.40 = 1,999.28/x
  3. Step 3: Cross multiply
    3,592.34x = 4,957.40 × 1,999.28
  4. Step 4: Simplify right side
    3,592.34x = 9,911,230.67
  5. Step 5: Solve for x
    x = 9,911,230.67/3,592.34
  6. Step 6: Final answer
    x = 2,758.99

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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.