Home / 6,353.04-8,767.36-3,558.72

Finding the Fourth Proportional to 6,353.04, 8,767.36 and 3,558.72

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Solution

The fourth proportional to 6,353.04, 8,767.36 and 3,558.72 is: 4,911.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,353.04 : 8,767.36 = 3,558.72 : x
  2. Step 2: Convert to fraction form
    6,353.04/8,767.36 = 3,558.72/x
  3. Step 3: Cross multiply
    6,353.04x = 8,767.36 × 3,558.72
  4. Step 4: Simplify right side
    6,353.04x = 31,200,579.38
  5. Step 5: Solve for x
    x = 31,200,579.38/6,353.04
  6. Step 6: Final answer
    x = 4,911.13

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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.