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Finding the Fourth Proportional to 5,357.74, 7,393.02 and 2,967.53

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Solution

The fourth proportional to 5,357.74, 7,393.02 and 2,967.53 is: 4,094.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.74 : 7,393.02 = 2,967.53 : x
  2. Step 2: Convert to fraction form
    5,357.74/7,393.02 = 2,967.53/x
  3. Step 3: Cross multiply
    5,357.74x = 7,393.02 × 2,967.53
  4. Step 4: Simplify right side
    5,357.74x = 21,939,008.64
  5. Step 5: Solve for x
    x = 21,939,008.64/5,357.74
  6. Step 6: Final answer
    x = 4,094.83

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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.