Home / 1,753.18-2,417.60-1,281.14

Finding the Fourth Proportional to 1,753.18, 2,417.60 and 1,281.14

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Solution

The fourth proportional to 1,753.18, 2,417.60 and 1,281.14 is: 1,766.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753.18 : 2,417.60 = 1,281.14 : x
  2. Step 2: Convert to fraction form
    1,753.18/2,417.60 = 1,281.14/x
  3. Step 3: Cross multiply
    1,753.18x = 2,417.60 × 1,281.14
  4. Step 4: Simplify right side
    1,753.18x = 3,097,284.06
  5. Step 5: Solve for x
    x = 3,097,284.06/1,753.18
  6. Step 6: Final answer
    x = 1,766.67

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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.