Home / 7,395.87-11,097.45-5,218.59

Finding the Fourth Proportional to 7,395.87, 11,097.45 and 5,218.59

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Solution

The fourth proportional to 7,395.87, 11,097.45 and 5,218.59 is: 7,830.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,395.87 : 11,097.45 = 5,218.59 : x
  2. Step 2: Convert to fraction form
    7,395.87/11,097.45 = 5,218.59/x
  3. Step 3: Cross multiply
    7,395.87x = 11,097.45 × 5,218.59
  4. Step 4: Simplify right side
    7,395.87x = 57,913,041.60
  5. Step 5: Solve for x
    x = 57,913,041.60/7,395.87
  6. Step 6: Final answer
    x = 7,830.46

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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.