Home / 7,192.17-9,925.26-4,005.63

Finding the Fourth Proportional to 7,192.17, 9,925.26 and 4,005.63

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Solution

The fourth proportional to 7,192.17, 9,925.26 and 4,005.63 is: 5,527.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192.17 : 9,925.26 = 4,005.63 : x
  2. Step 2: Convert to fraction form
    7,192.17/9,925.26 = 4,005.63/x
  3. Step 3: Cross multiply
    7,192.17x = 9,925.26 × 4,005.63
  4. Step 4: Simplify right side
    7,192.17x = 39,756,919.21
  5. Step 5: Solve for x
    x = 39,756,919.21/7,192.17
  6. Step 6: Final answer
    x = 5,527.81

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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.