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Finding the Fourth Proportional to 6,341.13, 8,750.70 and 3,546.63

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Solution

The fourth proportional to 6,341.13, 8,750.70 and 3,546.63 is: 4,894.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,341.13 : 8,750.70 = 3,546.63 : x
  2. Step 2: Convert to fraction form
    6,341.13/8,750.70 = 3,546.63/x
  3. Step 3: Cross multiply
    6,341.13x = 8,750.70 × 3,546.63
  4. Step 4: Simplify right side
    6,341.13x = 31,035,495.14
  5. Step 5: Solve for x
    x = 31,035,495.14/6,341.13
  6. Step 6: Final answer
    x = 4,894.32

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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.