Home / 4,901.37-6,763.16-2,776.79

Finding the Fourth Proportional to 4,901.37, 6,763.16 and 2,776.79

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Solution

The fourth proportional to 4,901.37, 6,763.16 and 2,776.79 is: 3,831.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.37 : 6,763.16 = 2,776.79 : x
  2. Step 2: Convert to fraction form
    4,901.37/6,763.16 = 2,776.79/x
  3. Step 3: Cross multiply
    4,901.37x = 6,763.16 × 2,776.79
  4. Step 4: Simplify right side
    4,901.37x = 18,779,827.36
  5. Step 5: Solve for x
    x = 18,779,827.36/4,901.37
  6. Step 6: Final answer
    x = 3,831.54

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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.