Home / 8,303.68-11,458.56-4,577.76

Finding the Fourth Proportional to 8,303.68, 11,458.56 and 4,577.76

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Solution

The fourth proportional to 8,303.68, 11,458.56 and 4,577.76 is: 6,317.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303.68 : 11,458.56 = 4,577.76 : x
  2. Step 2: Convert to fraction form
    8,303.68/11,458.56 = 4,577.76/x
  3. Step 3: Cross multiply
    8,303.68x = 11,458.56 × 4,577.76
  4. Step 4: Simplify right side
    8,303.68x = 52,454,537.63
  5. Step 5: Solve for x
    x = 52,454,537.63/8,303.68
  6. Step 6: Final answer
    x = 6,317.02

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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.