Home / 8,557.37-11,809.04-4,780.59

Finding the Fourth Proportional to 8,557.37, 11,809.04 and 4,780.59

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Solution

The fourth proportional to 8,557.37, 11,809.04 and 4,780.59 is: 6,597.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557.37 : 11,809.04 = 4,780.59 : x
  2. Step 2: Convert to fraction form
    8,557.37/11,809.04 = 4,780.59/x
  3. Step 3: Cross multiply
    8,557.37x = 11,809.04 × 4,780.59
  4. Step 4: Simplify right side
    8,557.37x = 56,454,154.63
  5. Step 5: Solve for x
    x = 56,454,154.63/8,557.37
  6. Step 6: Final answer
    x = 6,597.14

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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.