Home / 1,513.18-2,089.29-1,094.45

Finding the Fourth Proportional to 1,513.18, 2,089.29 and 1,094.45

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Solution

The fourth proportional to 1,513.18, 2,089.29 and 1,094.45 is: 1,511.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513.18 : 2,089.29 = 1,094.45 : x
  2. Step 2: Convert to fraction form
    1,513.18/2,089.29 = 1,094.45/x
  3. Step 3: Cross multiply
    1,513.18x = 2,089.29 × 1,094.45
  4. Step 4: Simplify right side
    1,513.18x = 2,286,617.10
  5. Step 5: Solve for x
    x = 2,286,617.10/1,513.18
  6. Step 6: Final answer
    x = 1,511.13

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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.