Home / 10,666.04-15,996.48-4,739.66

Finding the Fourth Proportional to 10,666.04, 15,996.48 and 4,739.66

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Solution

The fourth proportional to 10,666.04, 15,996.48 and 4,739.66 is: 7,108.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666.04 : 15,996.48 = 4,739.66 : x
  2. Step 2: Convert to fraction form
    10,666.04/15,996.48 = 4,739.66/x
  3. Step 3: Cross multiply
    10,666.04x = 15,996.48 × 4,739.66
  4. Step 4: Simplify right side
    10,666.04x = 75,817,876.40
  5. Step 5: Solve for x
    x = 75,817,876.40/10,666.04
  6. Step 6: Final answer
    x = 7,108.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.