Home / 2,392.58-3,588.73-1,005.19

Finding the Fourth Proportional to 2,392.58, 3,588.73 and 1,005.19

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Solution

The fourth proportional to 2,392.58, 3,588.73 and 1,005.19 is: 1,507.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392.58 : 3,588.73 = 1,005.19 : x
  2. Step 2: Convert to fraction form
    2,392.58/3,588.73 = 1,005.19/x
  3. Step 3: Cross multiply
    2,392.58x = 3,588.73 × 1,005.19
  4. Step 4: Simplify right side
    2,392.58x = 3,607,344.02
  5. Step 5: Solve for x
    x = 3,607,344.02/2,392.58
  6. Step 6: Final answer
    x = 1,507.72

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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.