Home / 11,159.51-15,400.24-6,124.06

Finding the Fourth Proportional to 11,159.51, 15,400.24 and 6,124.06

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Solution

The fourth proportional to 11,159.51, 15,400.24 and 6,124.06 is: 8,451.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,159.51 : 15,400.24 = 6,124.06 : x
  2. Step 2: Convert to fraction form
    11,159.51/15,400.24 = 6,124.06/x
  3. Step 3: Cross multiply
    11,159.51x = 15,400.24 × 6,124.06
  4. Step 4: Simplify right side
    11,159.51x = 94,311,919.70
  5. Step 5: Solve for x
    x = 94,311,919.70/11,159.51
  6. Step 6: Final answer
    x = 8,451.26

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1.5x scale

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.