Home / 8,165.60-11,267.37-4,628.13

Finding the Fourth Proportional to 8,165.60, 11,267.37 and 4,628.13

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Solution

The fourth proportional to 8,165.60, 11,267.37 and 4,628.13 is: 6,386.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.60 : 11,267.37 = 4,628.13 : x
  2. Step 2: Convert to fraction form
    8,165.60/11,267.37 = 4,628.13/x
  3. Step 3: Cross multiply
    8,165.60x = 11,267.37 × 4,628.13
  4. Step 4: Simplify right side
    8,165.60x = 52,146,853.12
  5. Step 5: Solve for x
    x = 52,146,853.12/8,165.60
  6. Step 6: Final answer
    x = 6,386.16

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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.