Home / 6,868.19-9,485.89-4,626.18

Finding the Fourth Proportional to 6,868.19, 9,485.89 and 4,626.18

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Solution

The fourth proportional to 6,868.19, 9,485.89 and 4,626.18 is: 6,389.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,868.19 : 9,485.89 = 4,626.18 : x
  2. Step 2: Convert to fraction form
    6,868.19/9,485.89 = 4,626.18/x
  3. Step 3: Cross multiply
    6,868.19x = 9,485.89 × 4,626.18
  4. Step 4: Simplify right side
    6,868.19x = 43,883,434.60
  5. Step 5: Solve for x
    x = 43,883,434.60/6,868.19
  6. Step 6: Final answer
    x = 6,389.37

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Half scale
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Double scale
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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.