Home / 6,445.23-9,668.04-2,742.31

Finding the Fourth Proportional to 6,445.23, 9,668.04 and 2,742.31

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Solution

The fourth proportional to 6,445.23, 9,668.04 and 2,742.31 is: 4,113.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445.23 : 9,668.04 = 2,742.31 : x
  2. Step 2: Convert to fraction form
    6,445.23/9,668.04 = 2,742.31/x
  3. Step 3: Cross multiply
    6,445.23x = 9,668.04 × 2,742.31
  4. Step 4: Simplify right side
    6,445.23x = 26,512,762.77
  5. Step 5: Solve for x
    x = 26,512,762.77/6,445.23
  6. Step 6: Final answer
    x = 4,113.55

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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.