Home / 8,538.98-11,783.84-4,762.38

Finding the Fourth Proportional to 8,538.98, 11,783.84 and 4,762.38

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Solution

The fourth proportional to 8,538.98, 11,783.84 and 4,762.38 is: 6,572.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538.98 : 11,783.84 = 4,762.38 : x
  2. Step 2: Convert to fraction form
    8,538.98/11,783.84 = 4,762.38/x
  3. Step 3: Cross multiply
    8,538.98x = 11,783.84 × 4,762.38
  4. Step 4: Simplify right side
    8,538.98x = 56,119,123.94
  5. Step 5: Solve for x
    x = 56,119,123.94/8,538.98
  6. Step 6: Final answer
    x = 6,572.11

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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.