Home / 6,854.87-9,459.14-4,021.94

Finding the Fourth Proportional to 6,854.87, 9,459.14 and 4,021.94

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Solution

The fourth proportional to 6,854.87, 9,459.14 and 4,021.94 is: 5,549.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,854.87 : 9,459.14 = 4,021.94 : x
  2. Step 2: Convert to fraction form
    6,854.87/9,459.14 = 4,021.94/x
  3. Step 3: Cross multiply
    6,854.87x = 9,459.14 × 4,021.94
  4. Step 4: Simplify right side
    6,854.87x = 38,044,026.13
  5. Step 5: Solve for x
    x = 38,044,026.13/6,854.87
  6. Step 6: Final answer
    x = 5,549.93

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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.