Home / 6,646.08-9,917.05-5,947.95

Finding the Fourth Proportional to 6,646.08, 9,917.05 and 5,947.95

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Solution

The fourth proportional to 6,646.08, 9,917.05 and 5,947.95 is: 8,875.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646.08 : 9,917.05 = 5,947.95 : x
  2. Step 2: Convert to fraction form
    6,646.08/9,917.05 = 5,947.95/x
  3. Step 3: Cross multiply
    6,646.08x = 9,917.05 × 5,947.95
  4. Step 4: Simplify right side
    6,646.08x = 58,986,102.68
  5. Step 5: Solve for x
    x = 58,986,102.68/6,646.08
  6. Step 6: Final answer
    x = 8,875.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.