Home / 9,429.55-14,147.39-4,498.54

Finding the Fourth Proportional to 9,429.55, 14,147.39 and 4,498.54

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Solution

The fourth proportional to 9,429.55, 14,147.39 and 4,498.54 is: 6,749.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,429.55 : 14,147.39 = 4,498.54 : x
  2. Step 2: Convert to fraction form
    9,429.55/14,147.39 = 4,498.54/x
  3. Step 3: Cross multiply
    9,429.55x = 14,147.39 × 4,498.54
  4. Step 4: Simplify right side
    9,429.55x = 63,642,599.81
  5. Step 5: Solve for x
    x = 63,642,599.81/9,429.55
  6. Step 6: Final answer
    x = 6,749.27

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Double scale
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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.