Home / 8,665.16-11,957.92-4,686.26

Finding the Fourth Proportional to 8,665.16, 11,957.92 and 4,686.26

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Solution

The fourth proportional to 8,665.16, 11,957.92 and 4,686.26 is: 6,467.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,665.16 : 11,957.92 = 4,686.26 : x
  2. Step 2: Convert to fraction form
    8,665.16/11,957.92 = 4,686.26/x
  3. Step 3: Cross multiply
    8,665.16x = 11,957.92 × 4,686.26
  4. Step 4: Simplify right side
    8,665.16x = 56,037,922.18
  5. Step 5: Solve for x
    x = 56,037,922.18/8,665.16
  6. Step 6: Final answer
    x = 6,467.04

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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.