Home / 11,262.85-15,543.32-6,483.51

Finding the Fourth Proportional to 11,262.85, 15,543.32 and 6,483.51

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Solution

The fourth proportional to 11,262.85, 15,543.32 and 6,483.51 is: 8,947.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,262.85 : 15,543.32 = 6,483.51 : x
  2. Step 2: Convert to fraction form
    11,262.85/15,543.32 = 6,483.51/x
  3. Step 3: Cross multiply
    11,262.85x = 15,543.32 × 6,483.51
  4. Step 4: Simplify right side
    11,262.85x = 100,775,238.24
  5. Step 5: Solve for x
    x = 100,775,238.24/11,262.85
  6. Step 6: Final answer
    x = 8,947.58

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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.