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Finding the Fourth Proportional to 6,409.04, 8,839.50 and 4,050.32

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Solution

The fourth proportional to 6,409.04, 8,839.50 and 4,050.32 is: 5,586.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,409.04 : 8,839.50 = 4,050.32 : x
  2. Step 2: Convert to fraction form
    6,409.04/8,839.50 = 4,050.32/x
  3. Step 3: Cross multiply
    6,409.04x = 8,839.50 × 4,050.32
  4. Step 4: Simplify right side
    6,409.04x = 35,802,803.64
  5. Step 5: Solve for x
    x = 35,802,803.64/6,409.04
  6. Step 6: Final answer
    x = 5,586.30

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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.