Home / 6,866.80-10,298.52-4,805.20

Finding the Fourth Proportional to 6,866.80, 10,298.52 and 4,805.20

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Solution

The fourth proportional to 6,866.80, 10,298.52 and 4,805.20 is: 7,206.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,866.80 : 10,298.52 = 4,805.20 : x
  2. Step 2: Convert to fraction form
    6,866.80/10,298.52 = 4,805.20/x
  3. Step 3: Cross multiply
    6,866.80x = 10,298.52 × 4,805.20
  4. Step 4: Simplify right side
    6,866.80x = 49,486,448.30
  5. Step 5: Solve for x
    x = 49,486,448.30/6,866.80
  6. Step 6: Final answer
    x = 7,206.62

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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.