Home / 2,953.30-4,073.76-1,757.49

Finding the Fourth Proportional to 2,953.30, 4,073.76 and 1,757.49

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Solution

The fourth proportional to 2,953.30, 4,073.76 and 1,757.49 is: 2,424.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.30 : 4,073.76 = 1,757.49 : x
  2. Step 2: Convert to fraction form
    2,953.30/4,073.76 = 1,757.49/x
  3. Step 3: Cross multiply
    2,953.30x = 4,073.76 × 1,757.49
  4. Step 4: Simplify right side
    2,953.30x = 7,159,579.71
  5. Step 5: Solve for x
    x = 7,159,579.71/2,953.30
  6. Step 6: Final answer
    x = 2,424.26

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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.