Home / 7,378.02-11,069.06-5,532.71

Finding the Fourth Proportional to 7,378.02, 11,069.06 and 5,532.71

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Solution

The fourth proportional to 7,378.02, 11,069.06 and 5,532.71 is: 8,300.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,378.02 : 11,069.06 = 5,532.71 : x
  2. Step 2: Convert to fraction form
    7,378.02/11,069.06 = 5,532.71/x
  3. Step 3: Cross multiply
    7,378.02x = 11,069.06 × 5,532.71
  4. Step 4: Simplify right side
    7,378.02x = 61,241,815.94
  5. Step 5: Solve for x
    x = 61,241,815.94/7,378.02
  6. Step 6: Final answer
    x = 8,300.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.