Home / 7,709.12-11,566.76-4,590.60

Finding the Fourth Proportional to 7,709.12, 11,566.76 and 4,590.60

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Solution

The fourth proportional to 7,709.12, 11,566.76 and 4,590.60 is: 6,887.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,709.12 : 11,566.76 = 4,590.60 : x
  2. Step 2: Convert to fraction form
    7,709.12/11,566.76 = 4,590.60/x
  3. Step 3: Cross multiply
    7,709.12x = 11,566.76 × 4,590.60
  4. Step 4: Simplify right side
    7,709.12x = 53,098,368.46
  5. Step 5: Solve for x
    x = 53,098,368.46/7,709.12
  6. Step 6: Final answer
    x = 6,887.73

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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.