Home / 7,509.90-11,266.57-3,617.58

Finding the Fourth Proportional to 7,509.90, 11,266.57 and 3,617.58

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Solution

The fourth proportional to 7,509.90, 11,266.57 and 3,617.58 is: 5,427.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509.90 : 11,266.57 = 3,617.58 : x
  2. Step 2: Convert to fraction form
    7,509.90/11,266.57 = 3,617.58/x
  3. Step 3: Cross multiply
    7,509.90x = 11,266.57 × 3,617.58
  4. Step 4: Simplify right side
    7,509.90x = 40,757,718.30
  5. Step 5: Solve for x
    x = 40,757,718.30/7,509.90
  6. Step 6: Final answer
    x = 5,427.20

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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.