Home / 8,338.29-11,510.28-6,210.06

Finding the Fourth Proportional to 8,338.29, 11,510.28 and 6,210.06

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Solution

The fourth proportional to 8,338.29, 11,510.28 and 6,210.06 is: 8,572.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,338.29 : 11,510.28 = 6,210.06 : x
  2. Step 2: Convert to fraction form
    8,338.29/11,510.28 = 6,210.06/x
  3. Step 3: Cross multiply
    8,338.29x = 11,510.28 × 6,210.06
  4. Step 4: Simplify right side
    8,338.29x = 71,479,529.42
  5. Step 5: Solve for x
    x = 71,479,529.42/8,338.29
  6. Step 6: Final answer
    x = 8,572.44

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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.