Home / 9,005.66-13,510.24-2,764.58

Finding the Fourth Proportional to 9,005.66, 13,510.24 and 2,764.58

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Solution

The fourth proportional to 9,005.66, 13,510.24 and 2,764.58 is: 4,147.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005.66 : 13,510.24 = 2,764.58 : x
  2. Step 2: Convert to fraction form
    9,005.66/13,510.24 = 2,764.58/x
  3. Step 3: Cross multiply
    9,005.66x = 13,510.24 × 2,764.58
  4. Step 4: Simplify right side
    9,005.66x = 37,350,064.84
  5. Step 5: Solve for x
    x = 37,350,064.84/9,005.66
  6. Step 6: Final answer
    x = 4,147.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.