Home / 7,646.95-10,546.71-6,318.35

Finding the Fourth Proportional to 7,646.95, 10,546.71 and 6,318.35

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Solution

The fourth proportional to 7,646.95, 10,546.71 and 6,318.35 is: 8,714.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,646.95 : 10,546.71 = 6,318.35 : x
  2. Step 2: Convert to fraction form
    7,646.95/10,546.71 = 6,318.35/x
  3. Step 3: Cross multiply
    7,646.95x = 10,546.71 × 6,318.35
  4. Step 4: Simplify right side
    7,646.95x = 66,637,789.33
  5. Step 5: Solve for x
    x = 66,637,789.33/7,646.95
  6. Step 6: Final answer
    x = 8,714.29

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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.