Home / 2,953.10-4,073.18-1,943.58

Finding the Fourth Proportional to 2,953.10, 4,073.18 and 1,943.58

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Solution

The fourth proportional to 2,953.10, 4,073.18 and 1,943.58 is: 2,680.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.10 : 4,073.18 = 1,943.58 : x
  2. Step 2: Convert to fraction form
    2,953.10/4,073.18 = 1,943.58/x
  3. Step 3: Cross multiply
    2,953.10x = 4,073.18 × 1,943.58
  4. Step 4: Simplify right side
    2,953.10x = 7,916,541.47
  5. Step 5: Solve for x
    x = 7,916,541.47/2,953.10
  6. Step 6: Final answer
    x = 2,680.76

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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.