Home / 5,688.16-8,539.44-4,827.76

Finding the Fourth Proportional to 5,688.16, 8,539.44 and 4,827.76

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Solution

The fourth proportional to 5,688.16, 8,539.44 and 4,827.76 is: 7,247.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688.16 : 8,539.44 = 4,827.76 : x
  2. Step 2: Convert to fraction form
    5,688.16/8,539.44 = 4,827.76/x
  3. Step 3: Cross multiply
    5,688.16x = 8,539.44 × 4,827.76
  4. Step 4: Simplify right side
    5,688.16x = 41,226,366.85
  5. Step 5: Solve for x
    x = 41,226,366.85/5,688.16
  6. Step 6: Final answer
    x = 7,247.75

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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.