Home / 2,953.16-4,425.44-1,490.30

Finding the Fourth Proportional to 2,953.16, 4,425.44 and 1,490.30

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Solution

The fourth proportional to 2,953.16, 4,425.44 and 1,490.30 is: 2,233.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.16 : 4,425.44 = 1,490.30 : x
  2. Step 2: Convert to fraction form
    2,953.16/4,425.44 = 1,490.30/x
  3. Step 3: Cross multiply
    2,953.16x = 4,425.44 × 1,490.30
  4. Step 4: Simplify right side
    2,953.16x = 6,595,220.25
  5. Step 5: Solve for x
    x = 6,595,220.25/2,953.16
  6. Step 6: Final answer
    x = 2,233.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.