Home / 6,320.21-9,479.23-1,702.13

Finding the Fourth Proportional to 6,320.21, 9,479.23 and 1,702.13

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Solution

The fourth proportional to 6,320.21, 9,479.23 and 1,702.13 is: 2,552.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.21 : 9,479.23 = 1,702.13 : x
  2. Step 2: Convert to fraction form
    6,320.21/9,479.23 = 1,702.13/x
  3. Step 3: Cross multiply
    6,320.21x = 9,479.23 × 1,702.13
  4. Step 4: Simplify right side
    6,320.21x = 16,134,830.11
  5. Step 5: Solve for x
    x = 16,134,830.11/6,320.21
  6. Step 6: Final answer
    x = 2,552.90

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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.