Home / 1,956.34-2,929.02-1,434.70

Finding the Fourth Proportional to 1,956.34, 2,929.02 and 1,434.70

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Solution

The fourth proportional to 1,956.34, 2,929.02 and 1,434.70 is: 2,148.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,956.34 : 2,929.02 = 1,434.70 : x
  2. Step 2: Convert to fraction form
    1,956.34/2,929.02 = 1,434.70/x
  3. Step 3: Cross multiply
    1,956.34x = 2,929.02 × 1,434.70
  4. Step 4: Simplify right side
    1,956.34x = 4,202,264.99
  5. Step 5: Solve for x
    x = 4,202,264.99/1,956.34
  6. Step 6: Final answer
    x = 2,148.02

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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.