Home / 1,511.50-2,084.81-1,460.70

Finding the Fourth Proportional to 1,511.50, 2,084.81 and 1,460.70

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Solution

The fourth proportional to 1,511.50, 2,084.81 and 1,460.70 is: 2,014.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511.50 : 2,084.81 = 1,460.70 : x
  2. Step 2: Convert to fraction form
    1,511.50/2,084.81 = 1,460.70/x
  3. Step 3: Cross multiply
    1,511.50x = 2,084.81 × 1,460.70
  4. Step 4: Simplify right side
    1,511.50x = 3,045,281.97
  5. Step 5: Solve for x
    x = 3,045,281.97/1,511.50
  6. Step 6: Final answer
    x = 2,014.74

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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.