Home / 5,094.95-7,031.02-2,856.82

Finding the Fourth Proportional to 5,094.95, 7,031.02 and 2,856.82

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Solution

The fourth proportional to 5,094.95, 7,031.02 and 2,856.82 is: 3,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,094.95 : 7,031.02 = 2,856.82 : x
  2. Step 2: Convert to fraction form
    5,094.95/7,031.02 = 2,856.82/x
  3. Step 3: Cross multiply
    5,094.95x = 7,031.02 × 2,856.82
  4. Step 4: Simplify right side
    5,094.95x = 20,086,333.84
  5. Step 5: Solve for x
    x = 20,086,333.84/5,094.95
  6. Step 6: Final answer
    x = 3,942.40

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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.