Home / 6,353.60-8,768.48-4,225.50

Finding the Fourth Proportional to 6,353.60, 8,768.48 and 4,225.50

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Solution

The fourth proportional to 6,353.60, 8,768.48 and 4,225.50 is: 5,831.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,353.60 : 8,768.48 = 4,225.50 : x
  2. Step 2: Convert to fraction form
    6,353.60/8,768.48 = 4,225.50/x
  3. Step 3: Cross multiply
    6,353.60x = 8,768.48 × 4,225.50
  4. Step 4: Simplify right side
    6,353.60x = 37,051,191.11
  5. Step 5: Solve for x
    x = 37,051,191.11/6,353.60
  6. Step 6: Final answer
    x = 5,831.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.