Home / 5,423.58-7,483.59-3,328.38

Finding the Fourth Proportional to 5,423.58, 7,483.59 and 3,328.38

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Solution

The fourth proportional to 5,423.58, 7,483.59 and 3,328.38 is: 4,592.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.58 : 7,483.59 = 3,328.38 : x
  2. Step 2: Convert to fraction form
    5,423.58/7,483.59 = 3,328.38/x
  3. Step 3: Cross multiply
    5,423.58x = 7,483.59 × 3,328.38
  4. Step 4: Simplify right side
    5,423.58x = 24,908,231.28
  5. Step 5: Solve for x
    x = 24,908,231.28/5,423.58
  6. Step 6: Final answer
    x = 4,592.58

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.