Home / 8,510.36-12,757.75-3,580.35

Finding the Fourth Proportional to 8,510.36, 12,757.75 and 3,580.35

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Solution

The fourth proportional to 8,510.36, 12,757.75 and 3,580.35 is: 5,367.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510.36 : 12,757.75 = 3,580.35 : x
  2. Step 2: Convert to fraction form
    8,510.36/12,757.75 = 3,580.35/x
  3. Step 3: Cross multiply
    8,510.36x = 12,757.75 × 3,580.35
  4. Step 4: Simplify right side
    8,510.36x = 45,677,210.21
  5. Step 5: Solve for x
    x = 45,677,210.21/8,510.36
  6. Step 6: Final answer
    x = 5,367.25

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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.