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Finding the Fourth Proportional to 5,869.33, 8,759.89 and 5,075.19

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Solution

The fourth proportional to 5,869.33, 8,759.89 and 5,075.19 is: 7,574.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,869.33 : 8,759.89 = 5,075.19 : x
  2. Step 2: Convert to fraction form
    5,869.33/8,759.89 = 5,075.19/x
  3. Step 3: Cross multiply
    5,869.33x = 8,759.89 × 5,075.19
  4. Step 4: Simplify right side
    5,869.33x = 44,458,049.64
  5. Step 5: Solve for x
    x = 44,458,049.64/5,869.33
  6. Step 6: Final answer
    x = 7,574.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.