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Finding the Fourth Proportional to 5,434.19, 7,499.18 and 2,950.19

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Solution

The fourth proportional to 5,434.19, 7,499.18 and 2,950.19 is: 4,071.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434.19 : 7,499.18 = 2,950.19 : x
  2. Step 2: Convert to fraction form
    5,434.19/7,499.18 = 2,950.19/x
  3. Step 3: Cross multiply
    5,434.19x = 7,499.18 × 2,950.19
  4. Step 4: Simplify right side
    5,434.19x = 22,124,005.84
  5. Step 5: Solve for x
    x = 22,124,005.84/5,434.19
  6. Step 6: Final answer
    x = 4,071.26

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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.