Home / 10,352.07-15,527.75-3,426.51

Finding the Fourth Proportional to 10,352.07, 15,527.75 and 3,426.51

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Solution

The fourth proportional to 10,352.07, 15,527.75 and 3,426.51 is: 5,139.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352.07 : 15,527.75 = 3,426.51 : x
  2. Step 2: Convert to fraction form
    10,352.07/15,527.75 = 3,426.51/x
  3. Step 3: Cross multiply
    10,352.07x = 15,527.75 × 3,426.51
  4. Step 4: Simplify right side
    10,352.07x = 53,205,973.52
  5. Step 5: Solve for x
    x = 53,205,973.52/10,352.07
  6. Step 6: Final answer
    x = 5,139.65

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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.