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Finding the Fourth Proportional to 3,362.01, 4,639.02 and 1,869.89

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Solution

The fourth proportional to 3,362.01, 4,639.02 and 1,869.89 is: 2,580.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,362.01 : 4,639.02 = 1,869.89 : x
  2. Step 2: Convert to fraction form
    3,362.01/4,639.02 = 1,869.89/x
  3. Step 3: Cross multiply
    3,362.01x = 4,639.02 × 1,869.89
  4. Step 4: Simplify right side
    3,362.01x = 8,674,457.11
  5. Step 5: Solve for x
    x = 8,674,457.11/3,362.01
  6. Step 6: Final answer
    x = 2,580.14

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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.