Home / 3,546.90-5,316.03-3,106.98

Finding the Fourth Proportional to 3,546.90, 5,316.03 and 3,106.98

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Solution

The fourth proportional to 3,546.90, 5,316.03 and 3,106.98 is: 4,656.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546.90 : 5,316.03 = 3,106.98 : x
  2. Step 2: Convert to fraction form
    3,546.90/5,316.03 = 3,106.98/x
  3. Step 3: Cross multiply
    3,546.90x = 5,316.03 × 3,106.98
  4. Step 4: Simplify right side
    3,546.90x = 16,516,798.89
  5. Step 5: Solve for x
    x = 16,516,798.89/3,546.90
  6. Step 6: Final answer
    x = 4,656.69

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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.