Home / 5,133.02-7,083.80-2,894.85

Finding the Fourth Proportional to 5,133.02, 7,083.80 and 2,894.85

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Solution

The fourth proportional to 5,133.02, 7,083.80 and 2,894.85 is: 3,995.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133.02 : 7,083.80 = 2,894.85 : x
  2. Step 2: Convert to fraction form
    5,133.02/7,083.80 = 2,894.85/x
  3. Step 3: Cross multiply
    5,133.02x = 7,083.80 × 2,894.85
  4. Step 4: Simplify right side
    5,133.02x = 20,506,524.53
  5. Step 5: Solve for x
    x = 20,506,524.53/5,133.02
  6. Step 6: Final answer
    x = 3,995.02

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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.