Home / 1,715.45-2,367.36-1,052.66

Finding the Fourth Proportional to 1,715.45, 2,367.36 and 1,052.66

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Solution

The fourth proportional to 1,715.45, 2,367.36 and 1,052.66 is: 1,452.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715.45 : 2,367.36 = 1,052.66 : x
  2. Step 2: Convert to fraction form
    1,715.45/2,367.36 = 1,052.66/x
  3. Step 3: Cross multiply
    1,715.45x = 2,367.36 × 1,052.66
  4. Step 4: Simplify right side
    1,715.45x = 2,492,025.18
  5. Step 5: Solve for x
    x = 2,492,025.18/1,715.45
  6. Step 6: Final answer
    x = 1,452.69

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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.