Home / 7,929.66-11,890.76-4,598.85

Finding the Fourth Proportional to 7,929.66, 11,890.76 and 4,598.85

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Solution

The fourth proportional to 7,929.66, 11,890.76 and 4,598.85 is: 6,896.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929.66 : 11,890.76 = 4,598.85 : x
  2. Step 2: Convert to fraction form
    7,929.66/11,890.76 = 4,598.85/x
  3. Step 3: Cross multiply
    7,929.66x = 11,890.76 × 4,598.85
  4. Step 4: Simplify right side
    7,929.66x = 54,683,887.01
  5. Step 5: Solve for x
    x = 54,683,887.01/7,929.66
  6. Step 6: Final answer
    x = 6,896.12

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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.