Home / 4,901.58-6,762.56-2,776.91

Finding the Fourth Proportional to 4,901.58, 6,762.56 and 2,776.91

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Solution

The fourth proportional to 4,901.58, 6,762.56 and 2,776.91 is: 3,831.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.58 : 6,762.56 = 2,776.91 : x
  2. Step 2: Convert to fraction form
    4,901.58/6,762.56 = 2,776.91/x
  3. Step 3: Cross multiply
    4,901.58x = 6,762.56 × 2,776.91
  4. Step 4: Simplify right side
    4,901.58x = 18,778,972.79
  5. Step 5: Solve for x
    x = 18,778,972.79/4,901.58
  6. Step 6: Final answer
    x = 3,831.21

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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.