Home / 5,359.40-8,047.18-4,376.60

Finding the Fourth Proportional to 5,359.40, 8,047.18 and 4,376.60

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Solution

The fourth proportional to 5,359.40, 8,047.18 and 4,376.60 is: 6,571.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.40 : 8,047.18 = 4,376.60 : x
  2. Step 2: Convert to fraction form
    5,359.40/8,047.18 = 4,376.60/x
  3. Step 3: Cross multiply
    5,359.40x = 8,047.18 × 4,376.60
  4. Step 4: Simplify right side
    5,359.40x = 35,219,287.99
  5. Step 5: Solve for x
    x = 35,219,287.99/5,359.40
  6. Step 6: Final answer
    x = 6,571.50

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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.