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Finding the Fourth Proportional to 2,381.40, 3,594.48 and 2,381.40

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Solution

The fourth proportional to 2,381.40, 3,594.48 and 2,381.40 is: 3,594.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,381.40 : 3,594.48 = 2,381.40 : x
  2. Step 2: Convert to fraction form
    2,381.40/3,594.48 = 2,381.40/x
  3. Step 3: Cross multiply
    2,381.40x = 3,594.48 × 2,381.40
  4. Step 4: Simplify right side
    2,381.40x = 8,559,894.67
  5. Step 5: Solve for x
    x = 8,559,894.67/2,381.40
  6. Step 6: Final answer
    x = 3,594.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.