Home / 6,853.04-10,219.40-6,790.68

Finding the Fourth Proportional to 6,853.04, 10,219.40 and 6,790.68

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Solution

The fourth proportional to 6,853.04, 10,219.40 and 6,790.68 is: 10,126.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,853.04 : 10,219.40 = 6,790.68 : x
  2. Step 2: Convert to fraction form
    6,853.04/10,219.40 = 6,790.68/x
  3. Step 3: Cross multiply
    6,853.04x = 10,219.40 × 6,790.68
  4. Step 4: Simplify right side
    6,853.04x = 69,396,675.19
  5. Step 5: Solve for x
    x = 69,396,675.19/6,853.04
  6. Step 6: Final answer
    x = 10,126.41

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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.