Home / 10,554.36-15,826.14-5,626.68

Finding the Fourth Proportional to 10,554.36, 15,826.14 and 5,626.68

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Solution

The fourth proportional to 10,554.36, 15,826.14 and 5,626.68 is: 8,437.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,554.36 : 15,826.14 = 5,626.68 : x
  2. Step 2: Convert to fraction form
    10,554.36/15,826.14 = 5,626.68/x
  3. Step 3: Cross multiply
    10,554.36x = 15,826.14 × 5,626.68
  4. Step 4: Simplify right side
    10,554.36x = 89,048,625.42
  5. Step 5: Solve for x
    x = 89,048,625.42/10,554.36
  6. Step 6: Final answer
    x = 8,437.14

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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.