Home / 6,322.54-8,725.64-3,490.18

Finding the Fourth Proportional to 6,322.54, 8,725.64 and 3,490.18

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Solution

The fourth proportional to 6,322.54, 8,725.64 and 3,490.18 is: 4,816.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,322.54 : 8,725.64 = 3,490.18 : x
  2. Step 2: Convert to fraction form
    6,322.54/8,725.64 = 3,490.18/x
  3. Step 3: Cross multiply
    6,322.54x = 8,725.64 × 3,490.18
  4. Step 4: Simplify right side
    6,322.54x = 30,454,054.22
  5. Step 5: Solve for x
    x = 30,454,054.22/6,322.54
  6. Step 6: Final answer
    x = 4,816.74

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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.