Home / 11,342.51-15,651.48-6,305.93

Finding the Fourth Proportional to 11,342.51, 15,651.48 and 6,305.93

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Solution

The fourth proportional to 11,342.51, 15,651.48 and 6,305.93 is: 8,701.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,342.51 : 15,651.48 = 6,305.93 : x
  2. Step 2: Convert to fraction form
    11,342.51/15,651.48 = 6,305.93/x
  3. Step 3: Cross multiply
    11,342.51x = 15,651.48 × 6,305.93
  4. Step 4: Simplify right side
    11,342.51x = 98,697,137.28
  5. Step 5: Solve for x
    x = 98,697,137.28/11,342.51
  6. Step 6: Final answer
    x = 8,701.53

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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.