Home / 3,133.16-4,698.65-1,283.75

Finding the Fourth Proportional to 3,133.16, 4,698.65 and 1,283.75

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Solution

The fourth proportional to 3,133.16, 4,698.65 and 1,283.75 is: 1,925.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.16 : 4,698.65 = 1,283.75 : x
  2. Step 2: Convert to fraction form
    3,133.16/4,698.65 = 1,283.75/x
  3. Step 3: Cross multiply
    3,133.16x = 4,698.65 × 1,283.75
  4. Step 4: Simplify right side
    3,133.16x = 6,031,871.65
  5. Step 5: Solve for x
    x = 6,031,871.65/3,133.16
  6. Step 6: Final answer
    x = 1,925.17

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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.