Home / 3,005.21-4,506.19-924.59

Finding the Fourth Proportional to 3,005.21, 4,506.19 and 924.59

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Solution

The fourth proportional to 3,005.21, 4,506.19 and 924.59 is: 1,386.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.21 : 4,506.19 = 924.59 : x
  2. Step 2: Convert to fraction form
    3,005.21/4,506.19 = 924.59/x
  3. Step 3: Cross multiply
    3,005.21x = 4,506.19 × 924.59
  4. Step 4: Simplify right side
    3,005.21x = 4,166,378.21
  5. Step 5: Solve for x
    x = 4,166,378.21/3,005.21
  6. Step 6: Final answer
    x = 1,386.39

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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.