Home / 4,831.07-7,248.05-2,777.63

Finding the Fourth Proportional to 4,831.07, 7,248.05 and 2,777.63

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Solution

The fourth proportional to 4,831.07, 7,248.05 and 2,777.63 is: 4,167.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.07 : 7,248.05 = 2,777.63 : x
  2. Step 2: Convert to fraction form
    4,831.07/7,248.05 = 2,777.63/x
  3. Step 3: Cross multiply
    4,831.07x = 7,248.05 × 2,777.63
  4. Step 4: Simplify right side
    4,831.07x = 20,132,401.12
  5. Step 5: Solve for x
    x = 20,132,401.12/4,831.07
  6. Step 6: Final answer
    x = 4,167.28

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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.