Home / 6,702.13-9,243.48-5,580.28

Finding the Fourth Proportional to 6,702.13, 9,243.48 and 5,580.28

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Solution

The fourth proportional to 6,702.13, 9,243.48 and 5,580.28 is: 7,696.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,702.13 : 9,243.48 = 5,580.28 : x
  2. Step 2: Convert to fraction form
    6,702.13/9,243.48 = 5,580.28/x
  3. Step 3: Cross multiply
    6,702.13x = 9,243.48 × 5,580.28
  4. Step 4: Simplify right side
    6,702.13x = 51,581,206.57
  5. Step 5: Solve for x
    x = 51,581,206.57/6,702.13
  6. Step 6: Final answer
    x = 7,696.24

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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.