Home / 4,657.35-6,426.06-2,640.66

Finding the Fourth Proportional to 4,657.35, 6,426.06 and 2,640.66

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Solution

The fourth proportional to 4,657.35, 6,426.06 and 2,640.66 is: 3,643.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,657.35 : 6,426.06 = 2,640.66 : x
  2. Step 2: Convert to fraction form
    4,657.35/6,426.06 = 2,640.66/x
  3. Step 3: Cross multiply
    4,657.35x = 6,426.06 × 2,640.66
  4. Step 4: Simplify right side
    4,657.35x = 16,969,039.60
  5. Step 5: Solve for x
    x = 16,969,039.60/4,657.35
  6. Step 6: Final answer
    x = 3,643.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.