Home / 7,317.60-10,098.39-4,131.08

Finding the Fourth Proportional to 7,317.60, 10,098.39 and 4,131.08

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Solution

The fourth proportional to 7,317.60, 10,098.39 and 4,131.08 is: 5,700.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,317.60 : 10,098.39 = 4,131.08 : x
  2. Step 2: Convert to fraction form
    7,317.60/10,098.39 = 4,131.08/x
  3. Step 3: Cross multiply
    7,317.60x = 10,098.39 × 4,131.08
  4. Step 4: Simplify right side
    7,317.60x = 41,717,206.47
  5. Step 5: Solve for x
    x = 41,717,206.47/7,317.60
  6. Step 6: Final answer
    x = 5,700.94

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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.