Home / 7,431.49-11,134.95-4,503.70

Finding the Fourth Proportional to 7,431.49, 11,134.95 and 4,503.70

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Solution

The fourth proportional to 7,431.49, 11,134.95 and 4,503.70 is: 6,748.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431.49 : 11,134.95 = 4,503.70 : x
  2. Step 2: Convert to fraction form
    7,431.49/11,134.95 = 4,503.70/x
  3. Step 3: Cross multiply
    7,431.49x = 11,134.95 × 4,503.70
  4. Step 4: Simplify right side
    7,431.49x = 50,148,474.32
  5. Step 5: Solve for x
    x = 50,148,474.32/7,431.49
  6. Step 6: Final answer
    x = 6,748.10

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1.5x scale

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.