Home / 8,744.48-13,111.60-2,900.64

Finding the Fourth Proportional to 8,744.48, 13,111.60 and 2,900.64

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Solution

The fourth proportional to 8,744.48, 13,111.60 and 2,900.64 is: 4,349.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,744.48 : 13,111.60 = 2,900.64 : x
  2. Step 2: Convert to fraction form
    8,744.48/13,111.60 = 2,900.64/x
  3. Step 3: Cross multiply
    8,744.48x = 13,111.60 × 2,900.64
  4. Step 4: Simplify right side
    8,744.48x = 38,032,031.42
  5. Step 5: Solve for x
    x = 38,032,031.42/8,744.48
  6. Step 6: Final answer
    x = 4,349.26

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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.