Home / 3,465.07-5,199.65-1,275.33

Finding the Fourth Proportional to 3,465.07, 5,199.65 and 1,275.33

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Solution

The fourth proportional to 3,465.07, 5,199.65 and 1,275.33 is: 1,913.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.07 : 5,199.65 = 1,275.33 : x
  2. Step 2: Convert to fraction form
    3,465.07/5,199.65 = 1,275.33/x
  3. Step 3: Cross multiply
    3,465.07x = 5,199.65 × 1,275.33
  4. Step 4: Simplify right side
    3,465.07x = 6,631,294.71
  5. Step 5: Solve for x
    x = 6,631,294.71/3,465.07
  6. Step 6: Final answer
    x = 1,913.76

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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.