Home / 5,359.05-8,038.58-1,896.30

Finding the Fourth Proportional to 5,359.05, 8,038.58 and 1,896.30

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Solution

The fourth proportional to 5,359.05, 8,038.58 and 1,896.30 is: 2,844.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.05 : 8,038.58 = 1,896.30 : x
  2. Step 2: Convert to fraction form
    5,359.05/8,038.58 = 1,896.30/x
  3. Step 3: Cross multiply
    5,359.05x = 8,038.58 × 1,896.30
  4. Step 4: Simplify right side
    5,359.05x = 15,243,549.77
  5. Step 5: Solve for x
    x = 15,243,549.77/5,359.05
  6. Step 6: Final answer
    x = 2,844.45

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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.