Home / 8,440.93-12,661.82-3,510.05

Finding the Fourth Proportional to 8,440.93, 12,661.82 and 3,510.05

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Solution

The fourth proportional to 8,440.93, 12,661.82 and 3,510.05 is: 5,265.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440.93 : 12,661.82 = 3,510.05 : x
  2. Step 2: Convert to fraction form
    8,440.93/12,661.82 = 3,510.05/x
  3. Step 3: Cross multiply
    8,440.93x = 12,661.82 × 3,510.05
  4. Step 4: Simplify right side
    8,440.93x = 44,443,621.29
  5. Step 5: Solve for x
    x = 44,443,621.29/8,440.93
  6. Step 6: Final answer
    x = 5,265.25

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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.