Home / 5,405.44-8,107.26-1,510.24

Finding the Fourth Proportional to 5,405.44, 8,107.26 and 1,510.24

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Solution

The fourth proportional to 5,405.44, 8,107.26 and 1,510.24 is: 2,265.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405.44 : 8,107.26 = 1,510.24 : x
  2. Step 2: Convert to fraction form
    5,405.44/8,107.26 = 1,510.24/x
  3. Step 3: Cross multiply
    5,405.44x = 8,107.26 × 1,510.24
  4. Step 4: Simplify right side
    5,405.44x = 12,243,908.34
  5. Step 5: Solve for x
    x = 12,243,908.34/5,405.44
  6. Step 6: Final answer
    x = 2,265.11

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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.