Home / 8,106.04-11,186.40-4,569.31

Finding the Fourth Proportional to 8,106.04, 11,186.40 and 4,569.31

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Solution

The fourth proportional to 8,106.04, 11,186.40 and 4,569.31 is: 6,305.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.04 : 11,186.40 = 4,569.31 : x
  2. Step 2: Convert to fraction form
    8,106.04/11,186.40 = 4,569.31/x
  3. Step 3: Cross multiply
    8,106.04x = 11,186.40 × 4,569.31
  4. Step 4: Simplify right side
    8,106.04x = 51,114,129.38
  5. Step 5: Solve for x
    x = 51,114,129.38/8,106.04
  6. Step 6: Final answer
    x = 6,305.68

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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.