Home / 5,979.12-8,981.64-5,056.52

Finding the Fourth Proportional to 5,979.12, 8,981.64 and 5,056.52

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Solution

The fourth proportional to 5,979.12, 8,981.64 and 5,056.52 is: 7,595.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,979.12 : 8,981.64 = 5,056.52 : x
  2. Step 2: Convert to fraction form
    5,979.12/8,981.64 = 5,056.52/x
  3. Step 3: Cross multiply
    5,979.12x = 8,981.64 × 5,056.52
  4. Step 4: Simplify right side
    5,979.12x = 45,415,842.29
  5. Step 5: Solve for x
    x = 45,415,842.29/5,979.12
  6. Step 6: Final answer
    x = 7,595.74

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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.