Home / 3,030.21-4,545.72-1,056.24

Finding the Fourth Proportional to 3,030.21, 4,545.72 and 1,056.24

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Solution

The fourth proportional to 3,030.21, 4,545.72 and 1,056.24 is: 1,584.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.21 : 4,545.72 = 1,056.24 : x
  2. Step 2: Convert to fraction form
    3,030.21/4,545.72 = 1,056.24/x
  3. Step 3: Cross multiply
    3,030.21x = 4,545.72 × 1,056.24
  4. Step 4: Simplify right side
    3,030.21x = 4,801,371.29
  5. Step 5: Solve for x
    x = 4,801,371.29/3,030.21
  6. Step 6: Final answer
    x = 1,584.50

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Half scale
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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.