Home / 7,376.72-11,053.56-6,276.56

Finding the Fourth Proportional to 7,376.72, 11,053.56 and 6,276.56

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Solution

The fourth proportional to 7,376.72, 11,053.56 and 6,276.56 is: 9,405.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,376.72 : 11,053.56 = 6,276.56 : x
  2. Step 2: Convert to fraction form
    7,376.72/11,053.56 = 6,276.56/x
  3. Step 3: Cross multiply
    7,376.72x = 11,053.56 × 6,276.56
  4. Step 4: Simplify right side
    7,376.72x = 69,378,332.55
  5. Step 5: Solve for x
    x = 69,378,332.55/7,376.72
  6. Step 6: Final answer
    x = 9,405.04

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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.