Home / 5,570.36-7,678.95-4,241.75

Finding the Fourth Proportional to 5,570.36, 7,678.95 and 4,241.75

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Solution

The fourth proportional to 5,570.36, 7,678.95 and 4,241.75 is: 5,847.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570.36 : 7,678.95 = 4,241.75 : x
  2. Step 2: Convert to fraction form
    5,570.36/7,678.95 = 4,241.75/x
  3. Step 3: Cross multiply
    5,570.36x = 7,678.95 × 4,241.75
  4. Step 4: Simplify right side
    5,570.36x = 32,572,147.77
  5. Step 5: Solve for x
    x = 32,572,147.77/5,570.36
  6. Step 6: Final answer
    x = 5,847.41

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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.