Home / 3,056.99-4,585.38-977.11

Finding the Fourth Proportional to 3,056.99, 4,585.38 and 977.11

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Solution

The fourth proportional to 3,056.99, 4,585.38 and 977.11 is: 1,465.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.99 : 4,585.38 = 977.11 : x
  2. Step 2: Convert to fraction form
    3,056.99/4,585.38 = 977.11/x
  3. Step 3: Cross multiply
    3,056.99x = 4,585.38 × 977.11
  4. Step 4: Simplify right side
    3,056.99x = 4,480,392.84
  5. Step 5: Solve for x
    x = 4,480,392.84/3,056.99
  6. Step 6: Final answer
    x = 1,465.62

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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.