Home / 4,690.11-7,036.29-1,403.46

Finding the Fourth Proportional to 4,690.11, 7,036.29 and 1,403.46

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Solution

The fourth proportional to 4,690.11, 7,036.29 and 1,403.46 is: 2,105.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.11 : 7,036.29 = 1,403.46 : x
  2. Step 2: Convert to fraction form
    4,690.11/7,036.29 = 1,403.46/x
  3. Step 3: Cross multiply
    4,690.11x = 7,036.29 × 1,403.46
  4. Step 4: Simplify right side
    4,690.11x = 9,875,151.56
  5. Step 5: Solve for x
    x = 9,875,151.56/4,690.11
  6. Step 6: Final answer
    x = 2,105.53

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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.