Home / 5,031.45-7,546.10-1,699.40

Finding the Fourth Proportional to 5,031.45, 7,546.10 and 1,699.40

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Solution

The fourth proportional to 5,031.45, 7,546.10 and 1,699.40 is: 2,548.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.45 : 7,546.10 = 1,699.40 : x
  2. Step 2: Convert to fraction form
    5,031.45/7,546.10 = 1,699.40/x
  3. Step 3: Cross multiply
    5,031.45x = 7,546.10 × 1,699.40
  4. Step 4: Simplify right side
    5,031.45x = 12,823,796.11
  5. Step 5: Solve for x
    x = 12,823,796.11/5,031.45
  6. Step 6: Final answer
    x = 2,548.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.