Home / 5,702.81-8,554.28-1,807.25

Finding the Fourth Proportional to 5,702.81, 8,554.28 and 1,807.25

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Solution

The fourth proportional to 5,702.81, 8,554.28 and 1,807.25 is: 2,710.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,702.81 : 8,554.28 = 1,807.25 : x
  2. Step 2: Convert to fraction form
    5,702.81/8,554.28 = 1,807.25/x
  3. Step 3: Cross multiply
    5,702.81x = 8,554.28 × 1,807.25
  4. Step 4: Simplify right side
    5,702.81x = 15,459,670.72
  5. Step 5: Solve for x
    x = 15,459,670.72/5,702.81
  6. Step 6: Final answer
    x = 2,710.89

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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.