Home / 6,218.72-9,330.16-2,518.94

Finding the Fourth Proportional to 6,218.72, 9,330.16 and 2,518.94

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Solution

The fourth proportional to 6,218.72, 9,330.16 and 2,518.94 is: 3,779.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,218.72 : 9,330.16 = 2,518.94 : x
  2. Step 2: Convert to fraction form
    6,218.72/9,330.16 = 2,518.94/x
  3. Step 3: Cross multiply
    6,218.72x = 9,330.16 × 2,518.94
  4. Step 4: Simplify right side
    6,218.72x = 23,502,113.23
  5. Step 5: Solve for x
    x = 23,502,113.23/6,218.72
  6. Step 6: Final answer
    x = 3,779.25

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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.