Home / 1,588.32-2,193.84-1,124.64

Finding the Fourth Proportional to 1,588.32, 2,193.84 and 1,124.64

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Solution

The fourth proportional to 1,588.32, 2,193.84 and 1,124.64 is: 1,553.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588.32 : 2,193.84 = 1,124.64 : x
  2. Step 2: Convert to fraction form
    1,588.32/2,193.84 = 1,124.64/x
  3. Step 3: Cross multiply
    1,588.32x = 2,193.84 × 1,124.64
  4. Step 4: Simplify right side
    1,588.32x = 2,467,280.22
  5. Step 5: Solve for x
    x = 2,467,280.22/1,588.32
  6. Step 6: Final answer
    x = 1,553.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.