Home / 6,655.60-9,187.68-4,298.89

Finding the Fourth Proportional to 6,655.60, 9,187.68 and 4,298.89

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Solution

The fourth proportional to 6,655.60, 9,187.68 and 4,298.89 is: 5,934.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,655.60 : 9,187.68 = 4,298.89 : x
  2. Step 2: Convert to fraction form
    6,655.60/9,187.68 = 4,298.89/x
  3. Step 3: Cross multiply
    6,655.60x = 9,187.68 × 4,298.89
  4. Step 4: Simplify right side
    6,655.60x = 39,496,825.68
  5. Step 5: Solve for x
    x = 39,496,825.68/6,655.60
  6. Step 6: Final answer
    x = 5,934.37

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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.