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Finding the Fourth Proportional to 6,262.60, 8,643.16 and 3,574.48

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Solution

The fourth proportional to 6,262.60, 8,643.16 and 3,574.48 is: 4,933.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,262.60 : 8,643.16 = 3,574.48 : x
  2. Step 2: Convert to fraction form
    6,262.60/8,643.16 = 3,574.48/x
  3. Step 3: Cross multiply
    6,262.60x = 8,643.16 × 3,574.48
  4. Step 4: Simplify right side
    6,262.60x = 30,894,802.56
  5. Step 5: Solve for x
    x = 30,894,802.56/6,262.60
  6. Step 6: Final answer
    x = 4,933.22

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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.