Home / 8,875.74-13,300.45-3,604.34

Finding the Fourth Proportional to 8,875.74, 13,300.45 and 3,604.34

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Solution

The fourth proportional to 8,875.74, 13,300.45 and 3,604.34 is: 5,401.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875.74 : 13,300.45 = 3,604.34 : x
  2. Step 2: Convert to fraction form
    8,875.74/13,300.45 = 3,604.34/x
  3. Step 3: Cross multiply
    8,875.74x = 13,300.45 × 3,604.34
  4. Step 4: Simplify right side
    8,875.74x = 47,939,343.95
  5. Step 5: Solve for x
    x = 47,939,343.95/8,875.74
  6. Step 6: Final answer
    x = 5,401.17

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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.