Home / 4,890.10-7,337.31-1,974.10

Finding the Fourth Proportional to 4,890.10, 7,337.31 and 1,974.10

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Solution

The fourth proportional to 4,890.10, 7,337.31 and 1,974.10 is: 2,962.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.10 : 7,337.31 = 1,974.10 : x
  2. Step 2: Convert to fraction form
    4,890.10/7,337.31 = 1,974.10/x
  3. Step 3: Cross multiply
    4,890.10x = 7,337.31 × 1,974.10
  4. Step 4: Simplify right side
    4,890.10x = 14,484,583.67
  5. Step 5: Solve for x
    x = 14,484,583.67/4,890.10
  6. Step 6: Final answer
    x = 2,962.02

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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.