Home / 1,669.10-2,502.14-846.94

Finding the Fourth Proportional to 1,669.10, 2,502.14 and 846.94

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Solution

The fourth proportional to 1,669.10, 2,502.14 and 846.94 is: 1,269.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669.10 : 2,502.14 = 846.94 : x
  2. Step 2: Convert to fraction form
    1,669.10/2,502.14 = 846.94/x
  3. Step 3: Cross multiply
    1,669.10x = 2,502.14 × 846.94
  4. Step 4: Simplify right side
    1,669.10x = 2,119,162.45
  5. Step 5: Solve for x
    x = 2,119,162.45/1,669.10
  6. Step 6: Final answer
    x = 1,269.64

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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.