Home / 8,903.90-13,355.22-3,060.38

Finding the Fourth Proportional to 8,903.90, 13,355.22 and 3,060.38

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Solution

The fourth proportional to 8,903.90, 13,355.22 and 3,060.38 is: 4,590.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903.90 : 13,355.22 = 3,060.38 : x
  2. Step 2: Convert to fraction form
    8,903.90/13,355.22 = 3,060.38/x
  3. Step 3: Cross multiply
    8,903.90x = 13,355.22 × 3,060.38
  4. Step 4: Simplify right side
    8,903.90x = 40,872,048.18
  5. Step 5: Solve for x
    x = 40,872,048.18/8,903.90
  6. Step 6: Final answer
    x = 4,590.35

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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.