Home / 4,445.70-6,668.56-1,158.79

Finding the Fourth Proportional to 4,445.70, 6,668.56 and 1,158.79

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Solution

The fourth proportional to 4,445.70, 6,668.56 and 1,158.79 is: 1,738.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.70 : 6,668.56 = 1,158.79 : x
  2. Step 2: Convert to fraction form
    4,445.70/6,668.56 = 1,158.79/x
  3. Step 3: Cross multiply
    4,445.70x = 6,668.56 × 1,158.79
  4. Step 4: Simplify right side
    4,445.70x = 7,727,457.92
  5. Step 5: Solve for x
    x = 7,727,457.92/4,445.70
  6. Step 6: Final answer
    x = 1,738.19

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Double scale
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Similar ratio
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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.