Home / 6,458.04-8,905.68-4,099.32

Finding the Fourth Proportional to 6,458.04, 8,905.68 and 4,099.32

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Solution

The fourth proportional to 6,458.04, 8,905.68 and 4,099.32 is: 5,652.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,458.04 : 8,905.68 = 4,099.32 : x
  2. Step 2: Convert to fraction form
    6,458.04/8,905.68 = 4,099.32/x
  3. Step 3: Cross multiply
    6,458.04x = 8,905.68 × 4,099.32
  4. Step 4: Simplify right side
    6,458.04x = 36,507,232.14
  5. Step 5: Solve for x
    x = 36,507,232.14/6,458.04
  6. Step 6: Final answer
    x = 5,652.99

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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.