Home / 2,948.02-4,069.35-1,953.62

Finding the Fourth Proportional to 2,948.02, 4,069.35 and 1,953.62

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Solution

The fourth proportional to 2,948.02, 4,069.35 and 1,953.62 is: 2,696.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948.02 : 4,069.35 = 1,953.62 : x
  2. Step 2: Convert to fraction form
    2,948.02/4,069.35 = 1,953.62/x
  3. Step 3: Cross multiply
    2,948.02x = 4,069.35 × 1,953.62
  4. Step 4: Simplify right side
    2,948.02x = 7,949,963.55
  5. Step 5: Solve for x
    x = 7,949,963.55/2,948.02
  6. Step 6: Final answer
    x = 2,696.71

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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.