Home / 11,470.51-15,826.67-6,434.53

Finding the Fourth Proportional to 11,470.51, 15,826.67 and 6,434.53

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Solution

The fourth proportional to 11,470.51, 15,826.67 and 6,434.53 is: 8,878.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,470.51 : 15,826.67 = 6,434.53 : x
  2. Step 2: Convert to fraction form
    11,470.51/15,826.67 = 6,434.53/x
  3. Step 3: Cross multiply
    11,470.51x = 15,826.67 × 6,434.53
  4. Step 4: Simplify right side
    11,470.51x = 101,837,182.92
  5. Step 5: Solve for x
    x = 101,837,182.92/11,470.51
  6. Step 6: Final answer
    x = 8,878.17

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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.