Home / 7,465.16-11,197.71-3,557.72

Finding the Fourth Proportional to 7,465.16, 11,197.71 and 3,557.72

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Solution

The fourth proportional to 7,465.16, 11,197.71 and 3,557.72 is: 5,336.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,465.16 : 11,197.71 = 3,557.72 : x
  2. Step 2: Convert to fraction form
    7,465.16/11,197.71 = 3,557.72/x
  3. Step 3: Cross multiply
    7,465.16x = 11,197.71 × 3,557.72
  4. Step 4: Simplify right side
    7,465.16x = 39,838,344.82
  5. Step 5: Solve for x
    x = 39,838,344.82/7,465.16
  6. Step 6: Final answer
    x = 5,336.57

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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.