Home / 5,505.49-8,257.47-1,807.93

Finding the Fourth Proportional to 5,505.49, 8,257.47 and 1,807.93

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Solution

The fourth proportional to 5,505.49, 8,257.47 and 1,807.93 is: 2,711.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,505.49 : 8,257.47 = 1,807.93 : x
  2. Step 2: Convert to fraction form
    5,505.49/8,257.47 = 1,807.93/x
  3. Step 3: Cross multiply
    5,505.49x = 8,257.47 × 1,807.93
  4. Step 4: Simplify right side
    5,505.49x = 14,928,927.74
  5. Step 5: Solve for x
    x = 14,928,927.74/5,505.49
  6. Step 6: Final answer
    x = 2,711.64

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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.