Home / 6,276.06-8,641.26-5,329.86

Finding the Fourth Proportional to 6,276.06, 8,641.26 and 5,329.86

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Solution

The fourth proportional to 6,276.06, 8,641.26 and 5,329.86 is: 7,338.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,276.06 : 8,641.26 = 5,329.86 : x
  2. Step 2: Convert to fraction form
    6,276.06/8,641.26 = 5,329.86/x
  3. Step 3: Cross multiply
    6,276.06x = 8,641.26 × 5,329.86
  4. Step 4: Simplify right side
    6,276.06x = 46,056,706.02
  5. Step 5: Solve for x
    x = 46,056,706.02/6,276.06
  6. Step 6: Final answer
    x = 7,338.47

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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.