Home / 11,497.56-17,176.40-7,303.96

Finding the Fourth Proportional to 11,497.56, 17,176.40 and 7,303.96

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Solution

The fourth proportional to 11,497.56, 17,176.40 and 7,303.96 is: 10,911.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,497.56 : 17,176.40 = 7,303.96 : x
  2. Step 2: Convert to fraction form
    11,497.56/17,176.40 = 7,303.96/x
  3. Step 3: Cross multiply
    11,497.56x = 17,176.40 × 7,303.96
  4. Step 4: Simplify right side
    11,497.56x = 125,455,702.02
  5. Step 5: Solve for x
    x = 125,455,702.02/11,497.56
  6. Step 6: Final answer
    x = 10,911.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.