Home / 4,913.58-6,781.71-2,923.74

Finding the Fourth Proportional to 4,913.58, 6,781.71 and 2,923.74

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Solution

The fourth proportional to 4,913.58, 6,781.71 and 2,923.74 is: 4,035.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.58 : 6,781.71 = 2,923.74 : x
  2. Step 2: Convert to fraction form
    4,913.58/6,781.71 = 2,923.74/x
  3. Step 3: Cross multiply
    4,913.58x = 6,781.71 × 2,923.74
  4. Step 4: Simplify right side
    4,913.58x = 19,827,956.80
  5. Step 5: Solve for x
    x = 19,827,956.80/4,913.58
  6. Step 6: Final answer
    x = 4,035.34

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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.