Home / 2,055.71-2,837.19-1,310

Finding the Fourth Proportional to 2,055.71, 2,837.19 and 1,310

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Solution

The fourth proportional to 2,055.71, 2,837.19 and 1,310 is: 1,808.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055.71 : 2,837.19 = 1,310 : x
  2. Step 2: Convert to fraction form
    2,055.71/2,837.19 = 1,310/x
  3. Step 3: Cross multiply
    2,055.71x = 2,837.19 × 1,310
  4. Step 4: Simplify right side
    2,055.71x = 3,716,718.90
  5. Step 5: Solve for x
    x = 3,716,718.90/2,055.71
  6. Step 6: Final answer
    x = 1,808.00

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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.