Home / 5,192.86-7,166.17-2,835

Finding the Fourth Proportional to 5,192.86, 7,166.17 and 2,835

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Solution

The fourth proportional to 5,192.86, 7,166.17 and 2,835 is: 3,912.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.86 : 7,166.17 = 2,835 : x
  2. Step 2: Convert to fraction form
    5,192.86/7,166.17 = 2,835/x
  3. Step 3: Cross multiply
    5,192.86x = 7,166.17 × 2,835
  4. Step 4: Simplify right side
    5,192.86x = 20,316,095.49
  5. Step 5: Solve for x
    x = 20,316,095.49/5,192.86
  6. Step 6: Final answer
    x = 3,912.31

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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.