Home / 5,359.60-8,031.30-4,533.40

Finding the Fourth Proportional to 5,359.60, 8,031.30 and 4,533.40

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Solution

The fourth proportional to 5,359.60, 8,031.30 and 4,533.40 is: 6,793.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.60 : 8,031.30 = 4,533.40 : x
  2. Step 2: Convert to fraction form
    5,359.60/8,031.30 = 4,533.40/x
  3. Step 3: Cross multiply
    5,359.60x = 8,031.30 × 4,533.40
  4. Step 4: Simplify right side
    5,359.60x = 36,409,095.42
  5. Step 5: Solve for x
    x = 36,409,095.42/5,359.60
  6. Step 6: Final answer
    x = 6,793.25

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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.