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Finding the Fourth Proportional to 7,357.26, 10,153 and 4,045.26

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Solution

The fourth proportional to 7,357.26, 10,153 and 4,045.26 is: 5,582.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,357.26 : 10,153 = 4,045.26 : x
  2. Step 2: Convert to fraction form
    7,357.26/10,153 = 4,045.26/x
  3. Step 3: Cross multiply
    7,357.26x = 10,153 × 4,045.26
  4. Step 4: Simplify right side
    7,357.26x = 41,071,524.78
  5. Step 5: Solve for x
    x = 41,071,524.78/7,357.26
  6. Step 6: Final answer
    x = 5,582.45

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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.