Home / 5,724.60-8,586.90-5,384.40

Finding the Fourth Proportional to 5,724.60, 8,586.90 and 5,384.40

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Solution

The fourth proportional to 5,724.60, 8,586.90 and 5,384.40 is: 8,076.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.60 : 8,586.90 = 5,384.40 : x
  2. Step 2: Convert to fraction form
    5,724.60/8,586.90 = 5,384.40/x
  3. Step 3: Cross multiply
    5,724.60x = 8,586.90 × 5,384.40
  4. Step 4: Simplify right side
    5,724.60x = 46,235,304.36
  5. Step 5: Solve for x
    x = 46,235,304.36/5,724.60
  6. Step 6: Final answer
    x = 8,076.60

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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.