Home / 3,529.65-4,870.75-1,957.71

Finding the Fourth Proportional to 3,529.65, 4,870.75 and 1,957.71

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Solution

The fourth proportional to 3,529.65, 4,870.75 and 1,957.71 is: 2,701.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.65 : 4,870.75 = 1,957.71 : x
  2. Step 2: Convert to fraction form
    3,529.65/4,870.75 = 1,957.71/x
  3. Step 3: Cross multiply
    3,529.65x = 4,870.75 × 1,957.71
  4. Step 4: Simplify right side
    3,529.65x = 9,535,498.91
  5. Step 5: Solve for x
    x = 9,535,498.91/3,529.65
  6. Step 6: Final answer
    x = 2,701.54

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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.