Home / 7,903.35-11,854.56-5,692.47

Finding the Fourth Proportional to 7,903.35, 11,854.56 and 5,692.47

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Solution

The fourth proportional to 7,903.35, 11,854.56 and 5,692.47 is: 8,538.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,903.35 : 11,854.56 = 5,692.47 : x
  2. Step 2: Convert to fraction form
    7,903.35/11,854.56 = 5,692.47/x
  3. Step 3: Cross multiply
    7,903.35x = 11,854.56 × 5,692.47
  4. Step 4: Simplify right side
    7,903.35x = 67,481,727.16
  5. Step 5: Solve for x
    x = 67,481,727.16/7,903.35
  6. Step 6: Final answer
    x = 8,538.37

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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.