Home / 8,947.84-13,415.64-4,556.80

Finding the Fourth Proportional to 8,947.84, 13,415.64 and 4,556.80

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Solution

The fourth proportional to 8,947.84, 13,415.64 and 4,556.80 is: 6,832.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947.84 : 13,415.64 = 4,556.80 : x
  2. Step 2: Convert to fraction form
    8,947.84/13,415.64 = 4,556.80/x
  3. Step 3: Cross multiply
    8,947.84x = 13,415.64 × 4,556.80
  4. Step 4: Simplify right side
    8,947.84x = 61,132,388.35
  5. Step 5: Solve for x
    x = 61,132,388.35/8,947.84
  6. Step 6: Final answer
    x = 6,832.08

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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.