Home / 1,815.03-2,719.02-1,032.68

Finding the Fourth Proportional to 1,815.03, 2,719.02 and 1,032.68

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Solution

The fourth proportional to 1,815.03, 2,719.02 and 1,032.68 is: 1,547.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815.03 : 2,719.02 = 1,032.68 : x
  2. Step 2: Convert to fraction form
    1,815.03/2,719.02 = 1,032.68/x
  3. Step 3: Cross multiply
    1,815.03x = 2,719.02 × 1,032.68
  4. Step 4: Simplify right side
    1,815.03x = 2,807,863.98
  5. Step 5: Solve for x
    x = 2,807,863.98/1,815.03
  6. Step 6: Final answer
    x = 1,547.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.