Home / 6,561.08-9,830.69-4,609.79

Finding the Fourth Proportional to 6,561.08, 9,830.69 and 4,609.79

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Solution

The fourth proportional to 6,561.08, 9,830.69 and 4,609.79 is: 6,907.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561.08 : 9,830.69 = 4,609.79 : x
  2. Step 2: Convert to fraction form
    6,561.08/9,830.69 = 4,609.79/x
  3. Step 3: Cross multiply
    6,561.08x = 9,830.69 × 4,609.79
  4. Step 4: Simplify right side
    6,561.08x = 45,317,466.67
  5. Step 5: Solve for x
    x = 45,317,466.67/6,561.08
  6. Step 6: Final answer
    x = 6,907.01

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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.