Home / 2,931.57-4,045.46-1,751.94

Finding the Fourth Proportional to 2,931.57, 4,045.46 and 1,751.94

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Solution

The fourth proportional to 2,931.57, 4,045.46 and 1,751.94 is: 2,417.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931.57 : 4,045.46 = 1,751.94 : x
  2. Step 2: Convert to fraction form
    2,931.57/4,045.46 = 1,751.94/x
  3. Step 3: Cross multiply
    2,931.57x = 4,045.46 × 1,751.94
  4. Step 4: Simplify right side
    2,931.57x = 7,087,403.19
  5. Step 5: Solve for x
    x = 7,087,403.19/2,931.57
  6. Step 6: Final answer
    x = 2,417.61

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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.