Home / 7,539.03-10,404.48-4,395.42

Finding the Fourth Proportional to 7,539.03, 10,404.48 and 4,395.42

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Solution

The fourth proportional to 7,539.03, 10,404.48 and 4,395.42 is: 6,066.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.03 : 10,404.48 = 4,395.42 : x
  2. Step 2: Convert to fraction form
    7,539.03/10,404.48 = 4,395.42/x
  3. Step 3: Cross multiply
    7,539.03x = 10,404.48 × 4,395.42
  4. Step 4: Simplify right side
    7,539.03x = 45,732,059.48
  5. Step 5: Solve for x
    x = 45,732,059.48/7,539.03
  6. Step 6: Final answer
    x = 6,066.04

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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.