Home / 8,903.70-13,356.36-3,060.36

Finding the Fourth Proportional to 8,903.70, 13,356.36 and 3,060.36

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Solution

The fourth proportional to 8,903.70, 13,356.36 and 3,060.36 is: 4,590.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,903.70 : 13,356.36 = 3,060.36 : x
  2. Step 2: Convert to fraction form
    8,903.70/13,356.36 = 3,060.36/x
  3. Step 3: Cross multiply
    8,903.70x = 13,356.36 × 3,060.36
  4. Step 4: Simplify right side
    8,903.70x = 40,875,269.89
  5. Step 5: Solve for x
    x = 40,875,269.89/8,903.70
  6. Step 6: Final answer
    x = 4,590.82

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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.