Home / 3,570.60-5,343.30-3,113.40

Finding the Fourth Proportional to 3,570.60, 5,343.30 and 3,113.40

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Solution

The fourth proportional to 3,570.60, 5,343.30 and 3,113.40 is: 4,659.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,570.60 : 5,343.30 = 3,113.40 : x
  2. Step 2: Convert to fraction form
    3,570.60/5,343.30 = 3,113.40/x
  3. Step 3: Cross multiply
    3,570.60x = 5,343.30 × 3,113.40
  4. Step 4: Simplify right side
    3,570.60x = 16,635,830.22
  5. Step 5: Solve for x
    x = 16,635,830.22/3,570.60
  6. Step 6: Final answer
    x = 4,659.11

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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.