Home / 6,349.64-8,762.60-3,516.80

Finding the Fourth Proportional to 6,349.64, 8,762.60 and 3,516.80

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Solution

The fourth proportional to 6,349.64, 8,762.60 and 3,516.80 is: 4,853.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,349.64 : 8,762.60 = 3,516.80 : x
  2. Step 2: Convert to fraction form
    6,349.64/8,762.60 = 3,516.80/x
  3. Step 3: Cross multiply
    6,349.64x = 8,762.60 × 3,516.80
  4. Step 4: Simplify right side
    6,349.64x = 30,816,294.10
  5. Step 5: Solve for x
    x = 30,816,294.10/6,349.64
  6. Step 6: Final answer
    x = 4,853.23

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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.