Home / 6,253.36-9,381.78-1,870.96

Finding the Fourth Proportional to 6,253.36, 9,381.78 and 1,870.96

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Solution

The fourth proportional to 6,253.36, 9,381.78 and 1,870.96 is: 2,806.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,253.36 : 9,381.78 = 1,870.96 : x
  2. Step 2: Convert to fraction form
    6,253.36/9,381.78 = 1,870.96/x
  3. Step 3: Cross multiply
    6,253.36x = 9,381.78 × 1,870.96
  4. Step 4: Simplify right side
    6,253.36x = 17,552,935.11
  5. Step 5: Solve for x
    x = 17,552,935.11/6,253.36
  6. Step 6: Final answer
    x = 2,806.96

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Double scale
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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.