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Finding the Fourth Proportional to 9,603.70, 14,409.80 and 4,060.87

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Solution

The fourth proportional to 9,603.70, 14,409.80 and 4,060.87 is: 6,093.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,603.70 : 14,409.80 = 4,060.87 : x
  2. Step 2: Convert to fraction form
    9,603.70/14,409.80 = 4,060.87/x
  3. Step 3: Cross multiply
    9,603.70x = 14,409.80 × 4,060.87
  4. Step 4: Simplify right side
    9,603.70x = 58,516,283.43
  5. Step 5: Solve for x
    x = 58,516,283.43/9,603.70
  6. Step 6: Final answer
    x = 6,093.10

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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.