Home / 2,924.79-4,036.65-1,665.54

Finding the Fourth Proportional to 2,924.79, 4,036.65 and 1,665.54

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Solution

The fourth proportional to 2,924.79, 4,036.65 and 1,665.54 is: 2,298.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924.79 : 4,036.65 = 1,665.54 : x
  2. Step 2: Convert to fraction form
    2,924.79/4,036.65 = 1,665.54/x
  3. Step 3: Cross multiply
    2,924.79x = 4,036.65 × 1,665.54
  4. Step 4: Simplify right side
    2,924.79x = 6,723,202.04
  5. Step 5: Solve for x
    x = 6,723,202.04/2,924.79
  6. Step 6: Final answer
    x = 2,298.70

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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.