Home / 1,810.14-2,497.38-1,146.89

Finding the Fourth Proportional to 1,810.14, 2,497.38 and 1,146.89

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Solution

The fourth proportional to 1,810.14, 2,497.38 and 1,146.89 is: 1,582.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,810.14 : 2,497.38 = 1,146.89 : x
  2. Step 2: Convert to fraction form
    1,810.14/2,497.38 = 1,146.89/x
  3. Step 3: Cross multiply
    1,810.14x = 2,497.38 × 1,146.89
  4. Step 4: Simplify right side
    1,810.14x = 2,864,222.09
  5. Step 5: Solve for x
    x = 2,864,222.09/1,810.14
  6. Step 6: Final answer
    x = 1,582.32

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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.