Home / 7,542.24-10,404.36-4,556.40

Finding the Fourth Proportional to 7,542.24, 10,404.36 and 4,556.40

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Solution

The fourth proportional to 7,542.24, 10,404.36 and 4,556.40 is: 6,285.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,542.24 : 10,404.36 = 4,556.40 : x
  2. Step 2: Convert to fraction form
    7,542.24/10,404.36 = 4,556.40/x
  3. Step 3: Cross multiply
    7,542.24x = 10,404.36 × 4,556.40
  4. Step 4: Simplify right side
    7,542.24x = 47,406,425.90
  5. Step 5: Solve for x
    x = 47,406,425.90/7,542.24
  6. Step 6: Final answer
    x = 6,285.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.