Home / 5,353.67-8,031.25-1,655.41

Finding the Fourth Proportional to 5,353.67, 8,031.25 and 1,655.41

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Solution

The fourth proportional to 5,353.67, 8,031.25 and 1,655.41 is: 2,483.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,353.67 : 8,031.25 = 1,655.41 : x
  2. Step 2: Convert to fraction form
    5,353.67/8,031.25 = 1,655.41/x
  3. Step 3: Cross multiply
    5,353.67x = 8,031.25 × 1,655.41
  4. Step 4: Simplify right side
    5,353.67x = 13,295,011.56
  5. Step 5: Solve for x
    x = 13,295,011.56/5,353.67
  6. Step 6: Final answer
    x = 2,483.35

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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.