Home / 2,630.64-3,925.95-2,339.04

Finding the Fourth Proportional to 2,630.64, 3,925.95 and 2,339.04

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Solution

The fourth proportional to 2,630.64, 3,925.95 and 2,339.04 is: 3,490.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,630.64 : 3,925.95 = 2,339.04 : x
  2. Step 2: Convert to fraction form
    2,630.64/3,925.95 = 2,339.04/x
  3. Step 3: Cross multiply
    2,630.64x = 3,925.95 × 2,339.04
  4. Step 4: Simplify right side
    2,630.64x = 9,182,954.09
  5. Step 5: Solve for x
    x = 9,182,954.09/2,630.64
  6. Step 6: Final answer
    x = 3,490.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.