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Finding the Fourth Proportional to 2,570.04, 3,853.44 and 926.28

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Solution

The fourth proportional to 2,570.04, 3,853.44 and 926.28 is: 1,388.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570.04 : 3,853.44 = 926.28 : x
  2. Step 2: Convert to fraction form
    2,570.04/3,853.44 = 926.28/x
  3. Step 3: Cross multiply
    2,570.04x = 3,853.44 × 926.28
  4. Step 4: Simplify right side
    2,570.04x = 3,569,364.40
  5. Step 5: Solve for x
    x = 3,569,364.40/2,570.04
  6. Step 6: Final answer
    x = 1,388.84

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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.