Home / 6,645.30-9,167.14-5,070.66

Finding the Fourth Proportional to 6,645.30, 9,167.14 and 5,070.66

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Solution

The fourth proportional to 6,645.30, 9,167.14 and 5,070.66 is: 6,994.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645.30 : 9,167.14 = 5,070.66 : x
  2. Step 2: Convert to fraction form
    6,645.30/9,167.14 = 5,070.66/x
  3. Step 3: Cross multiply
    6,645.30x = 9,167.14 × 5,070.66
  4. Step 4: Simplify right side
    6,645.30x = 46,483,450.11
  5. Step 5: Solve for x
    x = 46,483,450.11/6,645.30
  6. Step 6: Final answer
    x = 6,994.94

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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.