Home / 3,316.62-4,580.64-3,001.80

Finding the Fourth Proportional to 3,316.62, 4,580.64 and 3,001.80

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Solution

The fourth proportional to 3,316.62, 4,580.64 and 3,001.80 is: 4,145.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.62 : 4,580.64 = 3,001.80 : x
  2. Step 2: Convert to fraction form
    3,316.62/4,580.64 = 3,001.80/x
  3. Step 3: Cross multiply
    3,316.62x = 4,580.64 × 3,001.80
  4. Step 4: Simplify right side
    3,316.62x = 13,750,165.15
  5. Step 5: Solve for x
    x = 13,750,165.15/3,316.62
  6. Step 6: Final answer
    x = 4,145.84

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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.