Home / 2,133.16-2,943.55-1,573.93

Finding the Fourth Proportional to 2,133.16, 2,943.55 and 1,573.93

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Solution

The fourth proportional to 2,133.16, 2,943.55 and 1,573.93 is: 2,171.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133.16 : 2,943.55 = 1,573.93 : x
  2. Step 2: Convert to fraction form
    2,133.16/2,943.55 = 1,573.93/x
  3. Step 3: Cross multiply
    2,133.16x = 2,943.55 × 1,573.93
  4. Step 4: Simplify right side
    2,133.16x = 4,632,941.65
  5. Step 5: Solve for x
    x = 4,632,941.65/2,133.16
  6. Step 6: Final answer
    x = 2,171.87

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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.