Home / 5,490.06-7,577.55-3,503.52

Finding the Fourth Proportional to 5,490.06, 7,577.55 and 3,503.52

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Solution

The fourth proportional to 5,490.06, 7,577.55 and 3,503.52 is: 4,835.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.06 : 7,577.55 = 3,503.52 : x
  2. Step 2: Convert to fraction form
    5,490.06/7,577.55 = 3,503.52/x
  3. Step 3: Cross multiply
    5,490.06x = 7,577.55 × 3,503.52
  4. Step 4: Simplify right side
    5,490.06x = 26,548,097.98
  5. Step 5: Solve for x
    x = 26,548,097.98/5,490.06
  6. Step 6: Final answer
    x = 4,835.67

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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.