Home / 4,330.08-6,491.88-3,890.25

Finding the Fourth Proportional to 4,330.08, 6,491.88 and 3,890.25

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Solution

The fourth proportional to 4,330.08, 6,491.88 and 3,890.25 is: 5,832.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,330.08 : 6,491.88 = 3,890.25 : x
  2. Step 2: Convert to fraction form
    4,330.08/6,491.88 = 3,890.25/x
  3. Step 3: Cross multiply
    4,330.08x = 6,491.88 × 3,890.25
  4. Step 4: Simplify right side
    4,330.08x = 25,255,036.17
  5. Step 5: Solve for x
    x = 25,255,036.17/4,330.08
  6. Step 6: Final answer
    x = 5,832.46

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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.