Home / 2,926.46-4,038.36-1,600.08

Finding the Fourth Proportional to 2,926.46, 4,038.36 and 1,600.08

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Solution

The fourth proportional to 2,926.46, 4,038.36 and 1,600.08 is: 2,208.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.46 : 4,038.36 = 1,600.08 : x
  2. Step 2: Convert to fraction form
    2,926.46/4,038.36 = 1,600.08/x
  3. Step 3: Cross multiply
    2,926.46x = 4,038.36 × 1,600.08
  4. Step 4: Simplify right side
    2,926.46x = 6,461,699.07
  5. Step 5: Solve for x
    x = 6,461,699.07/2,926.46
  6. Step 6: Final answer
    x = 2,208.03

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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.