Home / 7,018.77-10,464.30-6,229.91

Finding the Fourth Proportional to 7,018.77, 10,464.30 and 6,229.91

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Solution

The fourth proportional to 7,018.77, 10,464.30 and 6,229.91 is: 9,288.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,018.77 : 10,464.30 = 6,229.91 : x
  2. Step 2: Convert to fraction form
    7,018.77/10,464.30 = 6,229.91/x
  3. Step 3: Cross multiply
    7,018.77x = 10,464.30 × 6,229.91
  4. Step 4: Simplify right side
    7,018.77x = 65,191,682.13
  5. Step 5: Solve for x
    x = 65,191,682.13/7,018.77
  6. Step 6: Final answer
    x = 9,288.19

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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.