Home / 6,979.94-10,452.51-4,890.14

Finding the Fourth Proportional to 6,979.94, 10,452.51 and 4,890.14

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Solution

The fourth proportional to 6,979.94, 10,452.51 and 4,890.14 is: 7,323.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.94 : 10,452.51 = 4,890.14 : x
  2. Step 2: Convert to fraction form
    6,979.94/10,452.51 = 4,890.14/x
  3. Step 3: Cross multiply
    6,979.94x = 10,452.51 × 4,890.14
  4. Step 4: Simplify right side
    6,979.94x = 51,114,237.25
  5. Step 5: Solve for x
    x = 51,114,237.25/6,979.94
  6. Step 6: Final answer
    x = 7,323.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.