Home / 9,006.96-12,430.08-5,029.05

Finding the Fourth Proportional to 9,006.96, 12,430.08 and 5,029.05

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Solution

The fourth proportional to 9,006.96, 12,430.08 and 5,029.05 is: 6,940.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006.96 : 12,430.08 = 5,029.05 : x
  2. Step 2: Convert to fraction form
    9,006.96/12,430.08 = 5,029.05/x
  3. Step 3: Cross multiply
    9,006.96x = 12,430.08 × 5,029.05
  4. Step 4: Simplify right side
    9,006.96x = 62,511,493.82
  5. Step 5: Solve for x
    x = 62,511,493.82/9,006.96
  6. Step 6: Final answer
    x = 6,940.35

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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.