Home / 4,577.60-6,866.36-1,290.67

Finding the Fourth Proportional to 4,577.60, 6,866.36 and 1,290.67

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Solution

The fourth proportional to 4,577.60, 6,866.36 and 1,290.67 is: 1,935.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,577.60 : 6,866.36 = 1,290.67 : x
  2. Step 2: Convert to fraction form
    4,577.60/6,866.36 = 1,290.67/x
  3. Step 3: Cross multiply
    4,577.60x = 6,866.36 × 1,290.67
  4. Step 4: Simplify right side
    4,577.60x = 8,862,204.86
  5. Step 5: Solve for x
    x = 8,862,204.86/4,577.60
  6. Step 6: Final answer
    x = 1,935.99

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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.