Home / 4,777.36-7,160.54-1,853.19

Finding the Fourth Proportional to 4,777.36, 7,160.54 and 1,853.19

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Solution

The fourth proportional to 4,777.36, 7,160.54 and 1,853.19 is: 2,777.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,777.36 : 7,160.54 = 1,853.19 : x
  2. Step 2: Convert to fraction form
    4,777.36/7,160.54 = 1,853.19/x
  3. Step 3: Cross multiply
    4,777.36x = 7,160.54 × 1,853.19
  4. Step 4: Simplify right side
    4,777.36x = 13,269,831.86
  5. Step 5: Solve for x
    x = 13,269,831.86/4,777.36
  6. Step 6: Final answer
    x = 2,777.65

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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.