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Finding the Fourth Proportional to 4,674.15, 7,010.19 and 1,900.08

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Solution

The fourth proportional to 4,674.15, 7,010.19 and 1,900.08 is: 2,849.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674.15 : 7,010.19 = 1,900.08 : x
  2. Step 2: Convert to fraction form
    4,674.15/7,010.19 = 1,900.08/x
  3. Step 3: Cross multiply
    4,674.15x = 7,010.19 × 1,900.08
  4. Step 4: Simplify right side
    4,674.15x = 13,319,921.82
  5. Step 5: Solve for x
    x = 13,319,921.82/4,674.15
  6. Step 6: Final answer
    x = 2,849.70

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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.