Home / 4,340.70-6,510.98-1,053.82

Finding the Fourth Proportional to 4,340.70, 6,510.98 and 1,053.82

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Solution

The fourth proportional to 4,340.70, 6,510.98 and 1,053.82 is: 1,580.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.70 : 6,510.98 = 1,053.82 : x
  2. Step 2: Convert to fraction form
    4,340.70/6,510.98 = 1,053.82/x
  3. Step 3: Cross multiply
    4,340.70x = 6,510.98 × 1,053.82
  4. Step 4: Simplify right side
    4,340.70x = 6,861,400.94
  5. Step 5: Solve for x
    x = 6,861,400.94/4,340.70
  6. Step 6: Final answer
    x = 1,580.71

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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.