Home / 9,702.19-13,397.77-6,123.49

Finding the Fourth Proportional to 9,702.19, 13,397.77 and 6,123.49

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Solution

The fourth proportional to 9,702.19, 13,397.77 and 6,123.49 is: 8,455.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,702.19 : 13,397.77 = 6,123.49 : x
  2. Step 2: Convert to fraction form
    9,702.19/13,397.77 = 6,123.49/x
  3. Step 3: Cross multiply
    9,702.19x = 13,397.77 × 6,123.49
  4. Step 4: Simplify right side
    9,702.19x = 82,041,110.62
  5. Step 5: Solve for x
    x = 82,041,110.62/9,702.19
  6. Step 6: Final answer
    x = 8,455.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.