Home / 4,386.40-6,579.60-3,730.30

Finding the Fourth Proportional to 4,386.40, 6,579.60 and 3,730.30

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Solution

The fourth proportional to 4,386.40, 6,579.60 and 3,730.30 is: 5,595.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.40 : 6,579.60 = 3,730.30 : x
  2. Step 2: Convert to fraction form
    4,386.40/6,579.60 = 3,730.30/x
  3. Step 3: Cross multiply
    4,386.40x = 6,579.60 × 3,730.30
  4. Step 4: Simplify right side
    4,386.40x = 24,543,881.88
  5. Step 5: Solve for x
    x = 24,543,881.88/4,386.40
  6. Step 6: Final answer
    x = 5,595.45

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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.