Home / 9,899.60-14,849.40-2,974.10

Finding the Fourth Proportional to 9,899.60, 14,849.40 and 2,974.10

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Solution

The fourth proportional to 9,899.60, 14,849.40 and 2,974.10 is: 4,461.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,899.60 : 14,849.40 = 2,974.10 : x
  2. Step 2: Convert to fraction form
    9,899.60/14,849.40 = 2,974.10/x
  3. Step 3: Cross multiply
    9,899.60x = 14,849.40 × 2,974.10
  4. Step 4: Simplify right side
    9,899.60x = 44,163,526.29
  5. Step 5: Solve for x
    x = 44,163,526.29/9,899.60
  6. Step 6: Final answer
    x = 4,461.14

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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.