Home / 10,574.28-15,863.51-4,730.94

Finding the Fourth Proportional to 10,574.28, 15,863.51 and 4,730.94

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Solution

The fourth proportional to 10,574.28, 15,863.51 and 4,730.94 is: 7,097.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,574.28 : 15,863.51 = 4,730.94 : x
  2. Step 2: Convert to fraction form
    10,574.28/15,863.51 = 4,730.94/x
  3. Step 3: Cross multiply
    10,574.28x = 15,863.51 × 4,730.94
  4. Step 4: Simplify right side
    10,574.28x = 75,049,325.83
  5. Step 5: Solve for x
    x = 75,049,325.83/10,574.28
  6. Step 6: Final answer
    x = 7,097.35

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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.