Home / 7,611.15-10,502.93-4,424.21

Finding the Fourth Proportional to 7,611.15, 10,502.93 and 4,424.21

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Solution

The fourth proportional to 7,611.15, 10,502.93 and 4,424.21 is: 6,105.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,611.15 : 10,502.93 = 4,424.21 : x
  2. Step 2: Convert to fraction form
    7,611.15/10,502.93 = 4,424.21/x
  3. Step 3: Cross multiply
    7,611.15x = 10,502.93 × 4,424.21
  4. Step 4: Simplify right side
    7,611.15x = 46,467,167.94
  5. Step 5: Solve for x
    x = 46,467,167.94/7,611.15
  6. Step 6: Final answer
    x = 6,105.14

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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.