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Finding the Fourth Proportional to 6,297.50, 8,688.74 and 4,060.68

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Solution

The fourth proportional to 6,297.50, 8,688.74 and 4,060.68 is: 5,602.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,297.50 : 8,688.74 = 4,060.68 : x
  2. Step 2: Convert to fraction form
    6,297.50/8,688.74 = 4,060.68/x
  3. Step 3: Cross multiply
    6,297.50x = 8,688.74 × 4,060.68
  4. Step 4: Simplify right side
    6,297.50x = 35,282,192.74
  5. Step 5: Solve for x
    x = 35,282,192.74/6,297.50
  6. Step 6: Final answer
    x = 5,602.57

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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.