Home / 9,050.37-12,490.03-5,072.76

Finding the Fourth Proportional to 9,050.37, 12,490.03 and 5,072.76

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Solution

The fourth proportional to 9,050.37, 12,490.03 and 5,072.76 is: 7,000.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,050.37 : 12,490.03 = 5,072.76 : x
  2. Step 2: Convert to fraction form
    9,050.37/12,490.03 = 5,072.76/x
  3. Step 3: Cross multiply
    9,050.37x = 12,490.03 × 5,072.76
  4. Step 4: Simplify right side
    9,050.37x = 63,358,930.92
  5. Step 5: Solve for x
    x = 63,358,930.92/9,050.37
  6. Step 6: Final answer
    x = 7,000.70

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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.