Home / 8,554.47-11,803.73-4,777.50

Finding the Fourth Proportional to 8,554.47, 11,803.73 and 4,777.50

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Solution

The fourth proportional to 8,554.47, 11,803.73 and 4,777.50 is: 6,592.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,554.47 : 11,803.73 = 4,777.50 : x
  2. Step 2: Convert to fraction form
    8,554.47/11,803.73 = 4,777.50/x
  3. Step 3: Cross multiply
    8,554.47x = 11,803.73 × 4,777.50
  4. Step 4: Simplify right side
    8,554.47x = 56,392,320.08
  5. Step 5: Solve for x
    x = 56,392,320.08/8,554.47
  6. Step 6: Final answer
    x = 6,592.15

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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.