Home / 4,913.89-6,780.12-2,924.06

Finding the Fourth Proportional to 4,913.89, 6,780.12 and 2,924.06

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Solution

The fourth proportional to 4,913.89, 6,780.12 and 2,924.06 is: 4,034.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,913.89 : 6,780.12 = 2,924.06 : x
  2. Step 2: Convert to fraction form
    4,913.89/6,780.12 = 2,924.06/x
  3. Step 3: Cross multiply
    4,913.89x = 6,780.12 × 2,924.06
  4. Step 4: Simplify right side
    4,913.89x = 19,825,477.69
  5. Step 5: Solve for x
    x = 19,825,477.69/4,913.89
  6. Step 6: Final answer
    x = 4,034.58

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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.