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Finding the Fourth Proportional to 2,597.06, 3,895.58 and 649.28

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Solution

The fourth proportional to 2,597.06, 3,895.58 and 649.28 is: 973.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,597.06 : 3,895.58 = 649.28 : x
  2. Step 2: Convert to fraction form
    2,597.06/3,895.58 = 649.28/x
  3. Step 3: Cross multiply
    2,597.06x = 3,895.58 × 649.28
  4. Step 4: Simplify right side
    2,597.06x = 2,529,304.33
  5. Step 5: Solve for x
    x = 2,529,304.33/2,597.06
  6. Step 6: Final answer
    x = 973.91

Related Problems

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Double scale
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Similar ratio
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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.