Home / 5,587.40-8,384.18-3,397.67

Finding the Fourth Proportional to 5,587.40, 8,384.18 and 3,397.67

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Solution

The fourth proportional to 5,587.40, 8,384.18 and 3,397.67 is: 5,098.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.40 : 8,384.18 = 3,397.67 : x
  2. Step 2: Convert to fraction form
    5,587.40/8,384.18 = 3,397.67/x
  3. Step 3: Cross multiply
    5,587.40x = 8,384.18 × 3,397.67
  4. Step 4: Simplify right side
    5,587.40x = 28,486,649.39
  5. Step 5: Solve for x
    x = 28,486,649.39/5,587.40
  6. Step 6: Final answer
    x = 5,098.37

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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.