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Finding the Fourth Proportional to 5,292.48, 7,303.80 and 2,934.48

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Solution

The fourth proportional to 5,292.48, 7,303.80 and 2,934.48 is: 4,049.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292.48 : 7,303.80 = 2,934.48 : x
  2. Step 2: Convert to fraction form
    5,292.48/7,303.80 = 2,934.48/x
  3. Step 3: Cross multiply
    5,292.48x = 7,303.80 × 2,934.48
  4. Step 4: Simplify right side
    5,292.48x = 21,432,855.02
  5. Step 5: Solve for x
    x = 21,432,855.02/5,292.48
  6. Step 6: Final answer
    x = 4,049.68

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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.