Home / 9,778.56-14,670.24-2,853.12

Finding the Fourth Proportional to 9,778.56, 14,670.24 and 2,853.12

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Solution

The fourth proportional to 9,778.56, 14,670.24 and 2,853.12 is: 4,280.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,778.56 : 14,670.24 = 2,853.12 : x
  2. Step 2: Convert to fraction form
    9,778.56/14,670.24 = 2,853.12/x
  3. Step 3: Cross multiply
    9,778.56x = 14,670.24 × 2,853.12
  4. Step 4: Simplify right side
    9,778.56x = 41,855,955.15
  5. Step 5: Solve for x
    x = 41,855,955.15/9,778.56
  6. Step 6: Final answer
    x = 4,280.38

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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.