Home / 7,477.90-11,204.08-5,282.39

Finding the Fourth Proportional to 7,477.90, 11,204.08 and 5,282.39

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Solution

The fourth proportional to 7,477.90, 11,204.08 and 5,282.39 is: 7,914.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477.90 : 11,204.08 = 5,282.39 : x
  2. Step 2: Convert to fraction form
    7,477.90/11,204.08 = 5,282.39/x
  3. Step 3: Cross multiply
    7,477.90x = 11,204.08 × 5,282.39
  4. Step 4: Simplify right side
    7,477.90x = 59,184,320.15
  5. Step 5: Solve for x
    x = 59,184,320.15/7,477.90
  6. Step 6: Final answer
    x = 7,914.56

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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.