Home / 1,511.67-2,267.10-587.07

Finding the Fourth Proportional to 1,511.67, 2,267.10 and 587.07

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Solution

The fourth proportional to 1,511.67, 2,267.10 and 587.07 is: 880.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511.67 : 2,267.10 = 587.07 : x
  2. Step 2: Convert to fraction form
    1,511.67/2,267.10 = 587.07/x
  3. Step 3: Cross multiply
    1,511.67x = 2,267.10 × 587.07
  4. Step 4: Simplify right side
    1,511.67x = 1,330,946.40
  5. Step 5: Solve for x
    x = 1,330,946.40/1,511.67
  6. Step 6: Final answer
    x = 880.45

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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.