Home / 6,426.13-9,639.81-2,529.63

Finding the Fourth Proportional to 6,426.13, 9,639.81 and 2,529.63

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Solution

The fourth proportional to 6,426.13, 9,639.81 and 2,529.63 is: 3,794.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,426.13 : 9,639.81 = 2,529.63 : x
  2. Step 2: Convert to fraction form
    6,426.13/9,639.81 = 2,529.63/x
  3. Step 3: Cross multiply
    6,426.13x = 9,639.81 × 2,529.63
  4. Step 4: Simplify right side
    6,426.13x = 24,385,152.57
  5. Step 5: Solve for x
    x = 24,385,152.57/6,426.13
  6. Step 6: Final answer
    x = 3,794.69

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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.