Home / 5,307.06-7,323.69-2,949.15

Finding the Fourth Proportional to 5,307.06, 7,323.69 and 2,949.15

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Solution

The fourth proportional to 5,307.06, 7,323.69 and 2,949.15 is: 4,069.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307.06 : 7,323.69 = 2,949.15 : x
  2. Step 2: Convert to fraction form
    5,307.06/7,323.69 = 2,949.15/x
  3. Step 3: Cross multiply
    5,307.06x = 7,323.69 × 2,949.15
  4. Step 4: Simplify right side
    5,307.06x = 21,598,660.36
  5. Step 5: Solve for x
    x = 21,598,660.36/5,307.06
  6. Step 6: Final answer
    x = 4,069.80

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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.