Home / 4,598.45-6,347.78-3,108.38

Finding the Fourth Proportional to 4,598.45, 6,347.78 and 3,108.38

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Solution

The fourth proportional to 4,598.45, 6,347.78 and 3,108.38 is: 4,290.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,598.45 : 6,347.78 = 3,108.38 : x
  2. Step 2: Convert to fraction form
    4,598.45/6,347.78 = 3,108.38/x
  3. Step 3: Cross multiply
    4,598.45x = 6,347.78 × 3,108.38
  4. Step 4: Simplify right side
    4,598.45x = 19,731,312.40
  5. Step 5: Solve for x
    x = 19,731,312.40/4,598.45
  6. Step 6: Final answer
    x = 4,290.87

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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.