Home / 5,307.36-7,323.96-3,069.36

Finding the Fourth Proportional to 5,307.36, 7,323.96 and 3,069.36

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Solution

The fourth proportional to 5,307.36, 7,323.96 and 3,069.36 is: 4,235.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307.36 : 7,323.96 = 3,069.36 : x
  2. Step 2: Convert to fraction form
    5,307.36/7,323.96 = 3,069.36/x
  3. Step 3: Cross multiply
    5,307.36x = 7,323.96 × 3,069.36
  4. Step 4: Simplify right side
    5,307.36x = 22,479,869.87
  5. Step 5: Solve for x
    x = 22,479,869.87/5,307.36
  6. Step 6: Final answer
    x = 4,235.60

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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.