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Finding the Fourth Proportional to 5,810.70, 8,703.90 and 4,347.84

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Solution

The fourth proportional to 5,810.70, 8,703.90 and 4,347.84 is: 6,512.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.70 : 8,703.90 = 4,347.84 : x
  2. Step 2: Convert to fraction form
    5,810.70/8,703.90 = 4,347.84/x
  3. Step 3: Cross multiply
    5,810.70x = 8,703.90 × 4,347.84
  4. Step 4: Simplify right side
    5,810.70x = 37,843,164.58
  5. Step 5: Solve for x
    x = 37,843,164.58/5,810.70
  6. Step 6: Final answer
    x = 6,512.67

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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.