Home / 1,464.13-2,196.14-424.16

Finding the Fourth Proportional to 1,464.13, 2,196.14 and 424.16

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Solution

The fourth proportional to 1,464.13, 2,196.14 and 424.16 is: 636.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464.13 : 2,196.14 = 424.16 : x
  2. Step 2: Convert to fraction form
    1,464.13/2,196.14 = 424.16/x
  3. Step 3: Cross multiply
    1,464.13x = 2,196.14 × 424.16
  4. Step 4: Simplify right side
    1,464.13x = 931,503.76
  5. Step 5: Solve for x
    x = 931,503.76/1,464.13
  6. Step 6: Final answer
    x = 636.22

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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.