Home / 1,588.35-2,192.09-925.17

Finding the Fourth Proportional to 1,588.35, 2,192.09 and 925.17

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Solution

The fourth proportional to 1,588.35, 2,192.09 and 925.17 is: 1,276.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588.35 : 2,192.09 = 925.17 : x
  2. Step 2: Convert to fraction form
    1,588.35/2,192.09 = 925.17/x
  3. Step 3: Cross multiply
    1,588.35x = 2,192.09 × 925.17
  4. Step 4: Simplify right side
    1,588.35x = 2,028,040.32
  5. Step 5: Solve for x
    x = 2,028,040.32/1,588.35
  6. Step 6: Final answer
    x = 1,276.82

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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.