Home / 5,070.60-7,606.98-2,150.28

Finding the Fourth Proportional to 5,070.60, 7,606.98 and 2,150.28

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Solution

The fourth proportional to 5,070.60, 7,606.98 and 2,150.28 is: 3,225.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,070.60 : 7,606.98 = 2,150.28 : x
  2. Step 2: Convert to fraction form
    5,070.60/7,606.98 = 2,150.28/x
  3. Step 3: Cross multiply
    5,070.60x = 7,606.98 × 2,150.28
  4. Step 4: Simplify right side
    5,070.60x = 16,357,136.95
  5. Step 5: Solve for x
    x = 16,357,136.95/5,070.60
  6. Step 6: Final answer
    x = 3,225.88

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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.