Home / 11,288.67-15,574.98-7,303.47

Finding the Fourth Proportional to 11,288.67, 15,574.98 and 7,303.47

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Solution

The fourth proportional to 11,288.67, 15,574.98 and 7,303.47 is: 10,076.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,288.67 : 15,574.98 = 7,303.47 : x
  2. Step 2: Convert to fraction form
    11,288.67/15,574.98 = 7,303.47/x
  3. Step 3: Cross multiply
    11,288.67x = 15,574.98 × 7,303.47
  4. Step 4: Simplify right side
    11,288.67x = 113,751,399.18
  5. Step 5: Solve for x
    x = 113,751,399.18/11,288.67
  6. Step 6: Final answer
    x = 10,076.60

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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.