Home / 12,179.34-16,807.55-6,590.34

Finding the Fourth Proportional to 12,179.34, 16,807.55 and 6,590.34

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Solution

The fourth proportional to 12,179.34, 16,807.55 and 6,590.34 is: 9,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,179.34 : 16,807.55 = 6,590.34 : x
  2. Step 2: Convert to fraction form
    12,179.34/16,807.55 = 6,590.34/x
  3. Step 3: Cross multiply
    12,179.34x = 16,807.55 × 6,590.34
  4. Step 4: Simplify right side
    12,179.34x = 110,767,436.12
  5. Step 5: Solve for x
    x = 110,767,436.12/12,179.34
  6. Step 6: Final answer
    x = 9,094.70

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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.