Home / 2,926.44-4,038.54-1,600.20

Finding the Fourth Proportional to 2,926.44, 4,038.54 and 1,600.20

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Solution

The fourth proportional to 2,926.44, 4,038.54 and 1,600.20 is: 2,208.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.44 : 4,038.54 = 1,600.20 : x
  2. Step 2: Convert to fraction form
    2,926.44/4,038.54 = 1,600.20/x
  3. Step 3: Cross multiply
    2,926.44x = 4,038.54 × 1,600.20
  4. Step 4: Simplify right side
    2,926.44x = 6,462,471.71
  5. Step 5: Solve for x
    x = 6,462,471.71/2,926.44
  6. Step 6: Final answer
    x = 2,208.30

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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.