Home / 7,849.43-10,831.34-4,493.15

Finding the Fourth Proportional to 7,849.43, 10,831.34 and 4,493.15

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Solution

The fourth proportional to 7,849.43, 10,831.34 and 4,493.15 is: 6,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,849.43 : 10,831.34 = 4,493.15 : x
  2. Step 2: Convert to fraction form
    7,849.43/10,831.34 = 4,493.15/x
  3. Step 3: Cross multiply
    7,849.43x = 10,831.34 × 4,493.15
  4. Step 4: Simplify right side
    7,849.43x = 48,666,835.32
  5. Step 5: Solve for x
    x = 48,666,835.32/7,849.43
  6. Step 6: Final answer
    x = 6,200.05

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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.