Home / 9,702.02-13,390.91-6,164.55

Finding the Fourth Proportional to 9,702.02, 13,390.91 and 6,164.55

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Solution

The fourth proportional to 9,702.02, 13,390.91 and 6,164.55 is: 8,508.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,702.02 : 13,390.91 = 6,164.55 : x
  2. Step 2: Convert to fraction form
    9,702.02/13,390.91 = 6,164.55/x
  3. Step 3: Cross multiply
    9,702.02x = 13,390.91 × 6,164.55
  4. Step 4: Simplify right side
    9,702.02x = 82,548,903.42
  5. Step 5: Solve for x
    x = 82,548,903.42/9,702.02
  6. Step 6: Final answer
    x = 8,508.43

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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.