Home / 4,666.60-7,001.39-1,379.71

Finding the Fourth Proportional to 4,666.60, 7,001.39 and 1,379.71

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Solution

The fourth proportional to 4,666.60, 7,001.39 and 1,379.71 is: 2,070.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,666.60 : 7,001.39 = 1,379.71 : x
  2. Step 2: Convert to fraction form
    4,666.60/7,001.39 = 1,379.71/x
  3. Step 3: Cross multiply
    4,666.60x = 7,001.39 × 1,379.71
  4. Step 4: Simplify right side
    4,666.60x = 9,659,887.80
  5. Step 5: Solve for x
    x = 9,659,887.80/4,666.60
  6. Step 6: Final answer
    x = 2,070.01

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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.