Home / 5,094.12-7,029.80-2,856.08

Finding the Fourth Proportional to 5,094.12, 7,029.80 and 2,856.08

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Solution

The fourth proportional to 5,094.12, 7,029.80 and 2,856.08 is: 3,941.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,094.12 : 7,029.80 = 2,856.08 : x
  2. Step 2: Convert to fraction form
    5,094.12/7,029.80 = 2,856.08/x
  3. Step 3: Cross multiply
    5,094.12x = 7,029.80 × 2,856.08
  4. Step 4: Simplify right side
    5,094.12x = 20,077,671.18
  5. Step 5: Solve for x
    x = 20,077,671.18/5,094.12
  6. Step 6: Final answer
    x = 3,941.34

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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.