Home / 1,560.48-2,153.62-1,166.82

Finding the Fourth Proportional to 1,560.48, 2,153.62 and 1,166.82

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Solution

The fourth proportional to 1,560.48, 2,153.62 and 1,166.82 is: 1,610.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560.48 : 2,153.62 = 1,166.82 : x
  2. Step 2: Convert to fraction form
    1,560.48/2,153.62 = 1,166.82/x
  3. Step 3: Cross multiply
    1,560.48x = 2,153.62 × 1,166.82
  4. Step 4: Simplify right side
    1,560.48x = 2,512,886.89
  5. Step 5: Solve for x
    x = 2,512,886.89/1,560.48
  6. Step 6: Final answer
    x = 1,610.33

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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.