Home / 4,702.60-6,489.68-2,577.99

Finding the Fourth Proportional to 4,702.60, 6,489.68 and 2,577.99

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Solution

The fourth proportional to 4,702.60, 6,489.68 and 2,577.99 is: 3,557.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702.60 : 6,489.68 = 2,577.99 : x
  2. Step 2: Convert to fraction form
    4,702.60/6,489.68 = 2,577.99/x
  3. Step 3: Cross multiply
    4,702.60x = 6,489.68 × 2,577.99
  4. Step 4: Simplify right side
    4,702.60x = 16,730,317.25
  5. Step 5: Solve for x
    x = 16,730,317.25/4,702.60
  6. Step 6: Final answer
    x = 3,557.67

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1.5x scale

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.