Home / 9,376.08-14,064.12-5,478.36

Finding the Fourth Proportional to 9,376.08, 14,064.12 and 5,478.36

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Solution

The fourth proportional to 9,376.08, 14,064.12 and 5,478.36 is: 8,217.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,376.08 : 14,064.12 = 5,478.36 : x
  2. Step 2: Convert to fraction form
    9,376.08/14,064.12 = 5,478.36/x
  3. Step 3: Cross multiply
    9,376.08x = 14,064.12 × 5,478.36
  4. Step 4: Simplify right side
    9,376.08x = 77,048,312.44
  5. Step 5: Solve for x
    x = 77,048,312.44/9,376.08
  6. Step 6: Final answer
    x = 8,217.54

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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.