Home / 5,252.64-7,876.26-1,554.40

Finding the Fourth Proportional to 5,252.64, 7,876.26 and 1,554.40

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Solution

The fourth proportional to 5,252.64, 7,876.26 and 1,554.40 is: 2,330.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.64 : 7,876.26 = 1,554.40 : x
  2. Step 2: Convert to fraction form
    5,252.64/7,876.26 = 1,554.40/x
  3. Step 3: Cross multiply
    5,252.64x = 7,876.26 × 1,554.40
  4. Step 4: Simplify right side
    5,252.64x = 12,242,858.54
  5. Step 5: Solve for x
    x = 12,242,858.54/5,252.64
  6. Step 6: Final answer
    x = 2,330.80

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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.