Home / 2,529.76-3,491.07-1,410.70

Finding the Fourth Proportional to 2,529.76, 3,491.07 and 1,410.70

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Solution

The fourth proportional to 2,529.76, 3,491.07 and 1,410.70 is: 1,946.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.76 : 3,491.07 = 1,410.70 : x
  2. Step 2: Convert to fraction form
    2,529.76/3,491.07 = 1,410.70/x
  3. Step 3: Cross multiply
    2,529.76x = 3,491.07 × 1,410.70
  4. Step 4: Simplify right side
    2,529.76x = 4,924,827.94
  5. Step 5: Solve for x
    x = 4,924,827.94/2,529.76
  6. Step 6: Final answer
    x = 1,946.76

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1.5x scale

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.