Home / 2,445.04-3,668.28-1,896.40

Finding the Fourth Proportional to 2,445.04, 3,668.28 and 1,896.40

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Solution

The fourth proportional to 2,445.04, 3,668.28 and 1,896.40 is: 2,845.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.04 : 3,668.28 = 1,896.40 : x
  2. Step 2: Convert to fraction form
    2,445.04/3,668.28 = 1,896.40/x
  3. Step 3: Cross multiply
    2,445.04x = 3,668.28 × 1,896.40
  4. Step 4: Simplify right side
    2,445.04x = 6,956,526.19
  5. Step 5: Solve for x
    x = 6,956,526.19/2,445.04
  6. Step 6: Final answer
    x = 2,845.16

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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.