Home / 1,588.51-2,192.60-1,116.52

Finding the Fourth Proportional to 1,588.51, 2,192.60 and 1,116.52

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Solution

The fourth proportional to 1,588.51, 2,192.60 and 1,116.52 is: 1,541.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588.51 : 2,192.60 = 1,116.52 : x
  2. Step 2: Convert to fraction form
    1,588.51/2,192.60 = 1,116.52/x
  3. Step 3: Cross multiply
    1,588.51x = 2,192.60 × 1,116.52
  4. Step 4: Simplify right side
    1,588.51x = 2,448,070.69
  5. Step 5: Solve for x
    x = 2,448,070.69/1,588.51
  6. Step 6: Final answer
    x = 1,541.11

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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.