Home / 8,539.22-11,784.18-4,762.64

Finding the Fourth Proportional to 8,539.22, 11,784.18 and 4,762.64

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Solution

The fourth proportional to 8,539.22, 11,784.18 and 4,762.64 is: 6,572.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,539.22 : 11,784.18 = 4,762.64 : x
  2. Step 2: Convert to fraction form
    8,539.22/11,784.18 = 4,762.64/x
  3. Step 3: Cross multiply
    8,539.22x = 11,784.18 × 4,762.64
  4. Step 4: Simplify right side
    8,539.22x = 56,123,807.04
  5. Step 5: Solve for x
    x = 56,123,807.04/8,539.22
  6. Step 6: Final answer
    x = 6,572.47

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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.