Home / 5,403.95-8,106.39-1,508.36

Finding the Fourth Proportional to 5,403.95, 8,106.39 and 1,508.36

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Solution

The fourth proportional to 5,403.95, 8,106.39 and 1,508.36 is: 2,262.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.95 : 8,106.39 = 1,508.36 : x
  2. Step 2: Convert to fraction form
    5,403.95/8,106.39 = 1,508.36/x
  3. Step 3: Cross multiply
    5,403.95x = 8,106.39 × 1,508.36
  4. Step 4: Simplify right side
    5,403.95x = 12,227,354.42
  5. Step 5: Solve for x
    x = 12,227,354.42/5,403.95
  6. Step 6: Final answer
    x = 2,262.67

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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.