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Finding the Fourth Proportional to 5,276.93, 7,927.65 and 4,993.50

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Solution

The fourth proportional to 5,276.93, 7,927.65 and 4,993.50 is: 7,501.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.93 : 7,927.65 = 4,993.50 : x
  2. Step 2: Convert to fraction form
    5,276.93/7,927.65 = 4,993.50/x
  3. Step 3: Cross multiply
    5,276.93x = 7,927.65 × 4,993.50
  4. Step 4: Simplify right side
    5,276.93x = 39,586,720.28
  5. Step 5: Solve for x
    x = 39,586,720.28/5,276.93
  6. Step 6: Final answer
    x = 7,501.85

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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.