Home / 5,575.51-8,364.24-1,877.77

Finding the Fourth Proportional to 5,575.51, 8,364.24 and 1,877.77

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Solution

The fourth proportional to 5,575.51, 8,364.24 and 1,877.77 is: 2,816.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.51 : 8,364.24 = 1,877.77 : x
  2. Step 2: Convert to fraction form
    5,575.51/8,364.24 = 1,877.77/x
  3. Step 3: Cross multiply
    5,575.51x = 8,364.24 × 1,877.77
  4. Step 4: Simplify right side
    5,575.51x = 15,706,077.12
  5. Step 5: Solve for x
    x = 15,706,077.12/5,575.51
  6. Step 6: Final answer
    x = 2,816.98

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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.