Home / 10,574.30-15,858.36-3,553.52

Finding the Fourth Proportional to 10,574.30, 15,858.36 and 3,553.52

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Solution

The fourth proportional to 10,574.30, 15,858.36 and 3,553.52 is: 5,329.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,574.30 : 15,858.36 = 3,553.52 : x
  2. Step 2: Convert to fraction form
    10,574.30/15,858.36 = 3,553.52/x
  3. Step 3: Cross multiply
    10,574.30x = 15,858.36 × 3,553.52
  4. Step 4: Simplify right side
    10,574.30x = 56,352,920.14
  5. Step 5: Solve for x
    x = 56,352,920.14/10,574.30
  6. Step 6: Final answer
    x = 5,329.24

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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.