Home / 8,269.47-11,412.08-4,492.59

Finding the Fourth Proportional to 8,269.47, 11,412.08 and 4,492.59

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Solution

The fourth proportional to 8,269.47, 11,412.08 and 4,492.59 is: 6,199.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,269.47 : 11,412.08 = 4,492.59 : x
  2. Step 2: Convert to fraction form
    8,269.47/11,412.08 = 4,492.59/x
  3. Step 3: Cross multiply
    8,269.47x = 11,412.08 × 4,492.59
  4. Step 4: Simplify right side
    8,269.47x = 51,269,774.02
  5. Step 5: Solve for x
    x = 51,269,774.02/8,269.47
  6. Step 6: Final answer
    x = 6,199.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.