Home / 11,263.96-15,550.48-7,490.02

Finding the Fourth Proportional to 11,263.96, 15,550.48 and 7,490.02

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Solution

The fourth proportional to 11,263.96, 15,550.48 and 7,490.02 is: 10,340.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,263.96 : 15,550.48 = 7,490.02 : x
  2. Step 2: Convert to fraction form
    11,263.96/15,550.48 = 7,490.02/x
  3. Step 3: Cross multiply
    11,263.96x = 15,550.48 × 7,490.02
  4. Step 4: Simplify right side
    11,263.96x = 116,473,405.85
  5. Step 5: Solve for x
    x = 116,473,405.85/11,263.96
  6. Step 6: Final answer
    x = 10,340.36

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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.