Home / 11,376.03-15,699.18-6,340.77

Finding the Fourth Proportional to 11,376.03, 15,699.18 and 6,340.77

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Solution

The fourth proportional to 11,376.03, 15,699.18 and 6,340.77 is: 8,750.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,376.03 : 15,699.18 = 6,340.77 : x
  2. Step 2: Convert to fraction form
    11,376.03/15,699.18 = 6,340.77/x
  3. Step 3: Cross multiply
    11,376.03x = 15,699.18 × 6,340.77
  4. Step 4: Simplify right side
    11,376.03x = 99,544,889.57
  5. Step 5: Solve for x
    x = 99,544,889.57/11,376.03
  6. Step 6: Final answer
    x = 8,750.41

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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.