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Finding the Fourth Proportional to 7,656.44, 11,484.52 and 4,362.50

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Solution

The fourth proportional to 7,656.44, 11,484.52 and 4,362.50 is: 6,543.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,656.44 : 11,484.52 = 4,362.50 : x
  2. Step 2: Convert to fraction form
    7,656.44/11,484.52 = 4,362.50/x
  3. Step 3: Cross multiply
    7,656.44x = 11,484.52 × 4,362.50
  4. Step 4: Simplify right side
    7,656.44x = 50,101,236.31
  5. Step 5: Solve for x
    x = 50,101,236.31/7,656.44
  6. Step 6: Final answer
    x = 6,543.68

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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.