Home / 8,764.74-13,146.57-3,570.48

Finding the Fourth Proportional to 8,764.74, 13,146.57 and 3,570.48

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Solution

The fourth proportional to 8,764.74, 13,146.57 and 3,570.48 is: 5,355.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764.74 : 13,146.57 = 3,570.48 : x
  2. Step 2: Convert to fraction form
    8,764.74/13,146.57 = 3,570.48/x
  3. Step 3: Cross multiply
    8,764.74x = 13,146.57 × 3,570.48
  4. Step 4: Simplify right side
    8,764.74x = 46,939,565.25
  5. Step 5: Solve for x
    x = 46,939,565.25/8,764.74
  6. Step 6: Final answer
    x = 5,355.50

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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.