Home / 5,070.72-7,599.60-2,146.08

Finding the Fourth Proportional to 5,070.72, 7,599.60 and 2,146.08

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Solution

The fourth proportional to 5,070.72, 7,599.60 and 2,146.08 is: 3,216.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.72 : 7,599.60 = 2,146.08 : x
  2. Step 2: Convert to fraction form
    5,070.72/7,599.60 = 2,146.08/x
  3. Step 3: Cross multiply
    5,070.72x = 7,599.60 × 2,146.08
  4. Step 4: Simplify right side
    5,070.72x = 16,309,349.57
  5. Step 5: Solve for x
    x = 16,309,349.57/5,070.72
  6. Step 6: Final answer
    x = 3,216.38

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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.