Home / 6,319.13-9,478.71-1,702.13

Finding the Fourth Proportional to 6,319.13, 9,478.71 and 1,702.13

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Solution

The fourth proportional to 6,319.13, 9,478.71 and 1,702.13 is: 2,553.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,319.13 : 9,478.71 = 1,702.13 : x
  2. Step 2: Convert to fraction form
    6,319.13/9,478.71 = 1,702.13/x
  3. Step 3: Cross multiply
    6,319.13x = 9,478.71 × 1,702.13
  4. Step 4: Simplify right side
    6,319.13x = 16,133,949.26
  5. Step 5: Solve for x
    x = 16,133,949.26/6,319.13
  6. Step 6: Final answer
    x = 2,553.19

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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.