Home / 4,929.59-7,393.89-1,642.33

Finding the Fourth Proportional to 4,929.59, 7,393.89 and 1,642.33

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Solution

The fourth proportional to 4,929.59, 7,393.89 and 1,642.33 is: 2,463.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.59 : 7,393.89 = 1,642.33 : x
  2. Step 2: Convert to fraction form
    4,929.59/7,393.89 = 1,642.33/x
  3. Step 3: Cross multiply
    4,929.59x = 7,393.89 × 1,642.33
  4. Step 4: Simplify right side
    4,929.59x = 12,143,207.36
  5. Step 5: Solve for x
    x = 12,143,207.36/4,929.59
  6. Step 6: Final answer
    x = 2,463.33

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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.