Home / 11,246.74-15,505.95-7,703.62

Finding the Fourth Proportional to 11,246.74, 15,505.95 and 7,703.62

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Solution

The fourth proportional to 11,246.74, 15,505.95 and 7,703.62 is: 10,621.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,246.74 : 15,505.95 = 7,703.62 : x
  2. Step 2: Convert to fraction form
    11,246.74/15,505.95 = 7,703.62/x
  3. Step 3: Cross multiply
    11,246.74x = 15,505.95 × 7,703.62
  4. Step 4: Simplify right side
    11,246.74x = 119,451,956.42
  5. Step 5: Solve for x
    x = 119,451,956.42/11,246.74
  6. Step 6: Final answer
    x = 10,621.03

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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.