Home / 7,533.05-11,298.61-1,986.83

Finding the Fourth Proportional to 7,533.05, 11,298.61 and 1,986.83

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Solution

The fourth proportional to 7,533.05, 11,298.61 and 1,986.83 is: 2,979.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,533.05 : 11,298.61 = 1,986.83 : x
  2. Step 2: Convert to fraction form
    7,533.05/11,298.61 = 1,986.83/x
  3. Step 3: Cross multiply
    7,533.05x = 11,298.61 × 1,986.83
  4. Step 4: Simplify right side
    7,533.05x = 22,448,417.31
  5. Step 5: Solve for x
    x = 22,448,417.31/7,533.05
  6. Step 6: Final answer
    x = 2,979.99

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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.