Home / 11,445.49-15,795.57-6,410.13

Finding the Fourth Proportional to 11,445.49, 15,795.57 and 6,410.13

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Solution

The fourth proportional to 11,445.49, 15,795.57 and 6,410.13 is: 8,846.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,445.49 : 15,795.57 = 6,410.13 : x
  2. Step 2: Convert to fraction form
    11,445.49/15,795.57 = 6,410.13/x
  3. Step 3: Cross multiply
    11,445.49x = 15,795.57 × 6,410.13
  4. Step 4: Simplify right side
    11,445.49x = 101,251,657.12
  5. Step 5: Solve for x
    x = 101,251,657.12/11,445.49
  6. Step 6: Final answer
    x = 8,846.42

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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.