Home / 8,458.07-11,676.24-5,630.16

Finding the Fourth Proportional to 8,458.07, 11,676.24 and 5,630.16

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Solution

The fourth proportional to 8,458.07, 11,676.24 and 5,630.16 is: 7,772.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,458.07 : 11,676.24 = 5,630.16 : x
  2. Step 2: Convert to fraction form
    8,458.07/11,676.24 = 5,630.16/x
  3. Step 3: Cross multiply
    8,458.07x = 11,676.24 × 5,630.16
  4. Step 4: Simplify right side
    8,458.07x = 65,739,099.40
  5. Step 5: Solve for x
    x = 65,739,099.40/8,458.07
  6. Step 6: Final answer
    x = 7,772.35

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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.