Home / 2,930.56-4,043.64-1,752.16

Finding the Fourth Proportional to 2,930.56, 4,043.64 and 1,752.16

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Solution

The fourth proportional to 2,930.56, 4,043.64 and 1,752.16 is: 2,417.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.56 : 4,043.64 = 1,752.16 : x
  2. Step 2: Convert to fraction form
    2,930.56/4,043.64 = 1,752.16/x
  3. Step 3: Cross multiply
    2,930.56x = 4,043.64 × 1,752.16
  4. Step 4: Simplify right side
    2,930.56x = 7,085,104.26
  5. Step 5: Solve for x
    x = 7,085,104.26/2,930.56
  6. Step 6: Final answer
    x = 2,417.66

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1.5x scale

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.