Home / 7,507.60-11,246.02-4,213.77

Finding the Fourth Proportional to 7,507.60, 11,246.02 and 4,213.77

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Solution

The fourth proportional to 7,507.60, 11,246.02 and 4,213.77 is: 6,312.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507.60 : 11,246.02 = 4,213.77 : x
  2. Step 2: Convert to fraction form
    7,507.60/11,246.02 = 4,213.77/x
  3. Step 3: Cross multiply
    7,507.60x = 11,246.02 × 4,213.77
  4. Step 4: Simplify right side
    7,507.60x = 47,388,141.70
  5. Step 5: Solve for x
    x = 47,388,141.70/7,507.60
  6. Step 6: Final answer
    x = 6,312.02

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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.