Home / 2,926.68-4,038.93-1,600.31

Finding the Fourth Proportional to 2,926.68, 4,038.93 and 1,600.31

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Solution

The fourth proportional to 2,926.68, 4,038.93 and 1,600.31 is: 2,208.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.68 : 4,038.93 = 1,600.31 : x
  2. Step 2: Convert to fraction form
    2,926.68/4,038.93 = 1,600.31/x
  3. Step 3: Cross multiply
    2,926.68x = 4,038.93 × 1,600.31
  4. Step 4: Simplify right side
    2,926.68x = 6,463,519.87
  5. Step 5: Solve for x
    x = 6,463,519.87/2,926.68
  6. Step 6: Final answer
    x = 2,208.48

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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.