Home / 2,406.19-3,609.69-846.13

Finding the Fourth Proportional to 2,406.19, 3,609.69 and 846.13

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Solution

The fourth proportional to 2,406.19, 3,609.69 and 846.13 is: 1,269.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406.19 : 3,609.69 = 846.13 : x
  2. Step 2: Convert to fraction form
    2,406.19/3,609.69 = 846.13/x
  3. Step 3: Cross multiply
    2,406.19x = 3,609.69 × 846.13
  4. Step 4: Simplify right side
    2,406.19x = 3,054,267.00
  5. Step 5: Solve for x
    x = 3,054,267.00/2,406.19
  6. Step 6: Final answer
    x = 1,269.34

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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.