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Finding the Fourth Proportional to 9,773.48, 13,483.86 and 6,238.28

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Solution

The fourth proportional to 9,773.48, 13,483.86 and 6,238.28 is: 8,606.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,773.48 : 13,483.86 = 6,238.28 : x
  2. Step 2: Convert to fraction form
    9,773.48/13,483.86 = 6,238.28/x
  3. Step 3: Cross multiply
    9,773.48x = 13,483.86 × 6,238.28
  4. Step 4: Simplify right side
    9,773.48x = 84,116,094.16
  5. Step 5: Solve for x
    x = 84,116,094.16/9,773.48
  6. Step 6: Final answer
    x = 8,606.57

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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.