Home / 5,554.14-8,330.45-1,856.28

Finding the Fourth Proportional to 5,554.14, 8,330.45 and 1,856.28

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Solution

The fourth proportional to 5,554.14, 8,330.45 and 1,856.28 is: 2,784.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,554.14 : 8,330.45 = 1,856.28 : x
  2. Step 2: Convert to fraction form
    5,554.14/8,330.45 = 1,856.28/x
  3. Step 3: Cross multiply
    5,554.14x = 8,330.45 × 1,856.28
  4. Step 4: Simplify right side
    5,554.14x = 15,463,669.68
  5. Step 5: Solve for x
    x = 15,463,669.68/5,554.14
  6. Step 6: Final answer
    x = 2,784.17

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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.