Home / 10,720.08-14,792.76-6,003.72

Finding the Fourth Proportional to 10,720.08, 14,792.76 and 6,003.72

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Solution

The fourth proportional to 10,720.08, 14,792.76 and 6,003.72 is: 8,284.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,720.08 : 14,792.76 = 6,003.72 : x
  2. Step 2: Convert to fraction form
    10,720.08/14,792.76 = 6,003.72/x
  3. Step 3: Cross multiply
    10,720.08x = 14,792.76 × 6,003.72
  4. Step 4: Simplify right side
    10,720.08x = 88,811,589.07
  5. Step 5: Solve for x
    x = 88,811,589.07/10,720.08
  6. Step 6: Final answer
    x = 8,284.60

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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.