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Finding the Fourth Proportional to 9,797.58, 14,702.20 and 3,558.08

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Solution

The fourth proportional to 9,797.58, 14,702.20 and 3,558.08 is: 5,339.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,797.58 : 14,702.20 = 3,558.08 : x
  2. Step 2: Convert to fraction form
    9,797.58/14,702.20 = 3,558.08/x
  3. Step 3: Cross multiply
    9,797.58x = 14,702.20 × 3,558.08
  4. Step 4: Simplify right side
    9,797.58x = 52,311,603.78
  5. Step 5: Solve for x
    x = 52,311,603.78/9,797.58
  6. Step 6: Final answer
    x = 5,339.24

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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.