Home / 8,741.56-12,063.34-4,762.68

Finding the Fourth Proportional to 8,741.56, 12,063.34 and 4,762.68

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Solution

The fourth proportional to 8,741.56, 12,063.34 and 4,762.68 is: 6,572.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,741.56 : 12,063.34 = 4,762.68 : x
  2. Step 2: Convert to fraction form
    8,741.56/12,063.34 = 4,762.68/x
  3. Step 3: Cross multiply
    8,741.56x = 12,063.34 × 4,762.68
  4. Step 4: Simplify right side
    8,741.56x = 57,453,828.15
  5. Step 5: Solve for x
    x = 57,453,828.15/8,741.56
  6. Step 6: Final answer
    x = 6,572.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.