Home / 5,276.12-7,296.75-4,715.70

Finding the Fourth Proportional to 5,276.12, 7,296.75 and 4,715.70

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Solution

The fourth proportional to 5,276.12, 7,296.75 and 4,715.70 is: 6,521.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,276.12 : 7,296.75 = 4,715.70 : x
  2. Step 2: Convert to fraction form
    5,276.12/7,296.75 = 4,715.70/x
  3. Step 3: Cross multiply
    5,276.12x = 7,296.75 × 4,715.70
  4. Step 4: Simplify right side
    5,276.12x = 34,409,283.98
  5. Step 5: Solve for x
    x = 34,409,283.98/5,276.12
  6. Step 6: Final answer
    x = 6,521.71

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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.