Home / 5,817.28-8,725.81-1,657.32

Finding the Fourth Proportional to 5,817.28, 8,725.81 and 1,657.32

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Solution

The fourth proportional to 5,817.28, 8,725.81 and 1,657.32 is: 2,485.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,817.28 : 8,725.81 = 1,657.32 : x
  2. Step 2: Convert to fraction form
    5,817.28/8,725.81 = 1,657.32/x
  3. Step 3: Cross multiply
    5,817.28x = 8,725.81 × 1,657.32
  4. Step 4: Simplify right side
    5,817.28x = 14,461,437.61
  5. Step 5: Solve for x
    x = 14,461,437.61/5,817.28
  6. Step 6: Final answer
    x = 2,485.94

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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.