Home / 2,837.92-3,915.05-1,658.46

Finding the Fourth Proportional to 2,837.92, 3,915.05 and 1,658.46

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Solution

The fourth proportional to 2,837.92, 3,915.05 and 1,658.46 is: 2,287.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,837.92 : 3,915.05 = 1,658.46 : x
  2. Step 2: Convert to fraction form
    2,837.92/3,915.05 = 1,658.46/x
  3. Step 3: Cross multiply
    2,837.92x = 3,915.05 × 1,658.46
  4. Step 4: Simplify right side
    2,837.92x = 6,492,953.82
  5. Step 5: Solve for x
    x = 6,492,953.82/2,837.92
  6. Step 6: Final answer
    x = 2,287.93

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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.