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Finding the Fourth Proportional to 5,323.67, 7,347.53 and 2,966.57

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Solution

The fourth proportional to 5,323.67, 7,347.53 and 2,966.57 is: 4,094.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,323.67 : 7,347.53 = 2,966.57 : x
  2. Step 2: Convert to fraction form
    5,323.67/7,347.53 = 2,966.57/x
  3. Step 3: Cross multiply
    5,323.67x = 7,347.53 × 2,966.57
  4. Step 4: Simplify right side
    5,323.67x = 21,796,932.75
  5. Step 5: Solve for x
    x = 21,796,932.75/5,323.67
  6. Step 6: Final answer
    x = 4,094.35

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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.