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Finding the Fourth Proportional to 5,702.71, 8,554.31 and 1,807.03

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Solution

The fourth proportional to 5,702.71, 8,554.31 and 1,807.03 is: 2,710.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,702.71 : 8,554.31 = 1,807.03 : x
  2. Step 2: Convert to fraction form
    5,702.71/8,554.31 = 1,807.03/x
  3. Step 3: Cross multiply
    5,702.71x = 8,554.31 × 1,807.03
  4. Step 4: Simplify right side
    5,702.71x = 15,457,894.80
  5. Step 5: Solve for x
    x = 15,457,894.80/5,702.71
  6. Step 6: Final answer
    x = 2,710.62

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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.