Home / 5,365.21-8,045.26-1,667.49

Finding the Fourth Proportional to 5,365.21, 8,045.26 and 1,667.49

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Solution

The fourth proportional to 5,365.21, 8,045.26 and 1,667.49 is: 2,500.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.21 : 8,045.26 = 1,667.49 : x
  2. Step 2: Convert to fraction form
    5,365.21/8,045.26 = 1,667.49/x
  3. Step 3: Cross multiply
    5,365.21x = 8,045.26 × 1,667.49
  4. Step 4: Simplify right side
    5,365.21x = 13,415,386.43
  5. Step 5: Solve for x
    x = 13,415,386.43/5,365.21
  6. Step 6: Final answer
    x = 2,500.44

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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.