Home / 8,745.83-13,111.45-4,357.25

Finding the Fourth Proportional to 8,745.83, 13,111.45 and 4,357.25

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Solution

The fourth proportional to 8,745.83, 13,111.45 and 4,357.25 is: 6,532.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745.83 : 13,111.45 = 4,357.25 : x
  2. Step 2: Convert to fraction form
    8,745.83/13,111.45 = 4,357.25/x
  3. Step 3: Cross multiply
    8,745.83x = 13,111.45 × 4,357.25
  4. Step 4: Simplify right side
    8,745.83x = 57,129,865.51
  5. Step 5: Solve for x
    x = 57,129,865.51/8,745.83
  6. Step 6: Final answer
    x = 6,532.24

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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.