Home / 8,541.49-11,787.47-4,764.63

Finding the Fourth Proportional to 8,541.49, 11,787.47 and 4,764.63

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Solution

The fourth proportional to 8,541.49, 11,787.47 and 4,764.63 is: 6,575.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,541.49 : 11,787.47 = 4,764.63 : x
  2. Step 2: Convert to fraction form
    8,541.49/11,787.47 = 4,764.63/x
  3. Step 3: Cross multiply
    8,541.49x = 11,787.47 × 4,764.63
  4. Step 4: Simplify right side
    8,541.49x = 56,162,879.89
  5. Step 5: Solve for x
    x = 56,162,879.89/8,541.49
  6. Step 6: Final answer
    x = 6,575.30

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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.