Home / 9,702.75-14,555.88-6,418.56

Finding the Fourth Proportional to 9,702.75, 14,555.88 and 6,418.56

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Solution

The fourth proportional to 9,702.75, 14,555.88 and 6,418.56 is: 9,629.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,702.75 : 14,555.88 = 6,418.56 : x
  2. Step 2: Convert to fraction form
    9,702.75/14,555.88 = 6,418.56/x
  3. Step 3: Cross multiply
    9,702.75x = 14,555.88 × 6,418.56
  4. Step 4: Simplify right side
    9,702.75x = 93,427,789.13
  5. Step 5: Solve for x
    x = 93,427,789.13/9,702.75
  6. Step 6: Final answer
    x = 9,629.00

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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.