Home / 9,045.54-13,566.69-6,404.54

Finding the Fourth Proportional to 9,045.54, 13,566.69 and 6,404.54

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Solution

The fourth proportional to 9,045.54, 13,566.69 and 6,404.54 is: 9,605.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,045.54 : 13,566.69 = 6,404.54 : x
  2. Step 2: Convert to fraction form
    9,045.54/13,566.69 = 6,404.54/x
  3. Step 3: Cross multiply
    9,045.54x = 13,566.69 × 6,404.54
  4. Step 4: Simplify right side
    9,045.54x = 86,888,340.94
  5. Step 5: Solve for x
    x = 86,888,340.94/9,045.54
  6. Step 6: Final answer
    x = 9,605.66

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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.