Home / 6,222.34-8,586.63-3,703.87

Finding the Fourth Proportional to 6,222.34, 8,586.63 and 3,703.87

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Solution

The fourth proportional to 6,222.34, 8,586.63 and 3,703.87 is: 5,111.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.34 : 8,586.63 = 3,703.87 : x
  2. Step 2: Convert to fraction form
    6,222.34/8,586.63 = 3,703.87/x
  3. Step 3: Cross multiply
    6,222.34x = 8,586.63 × 3,703.87
  4. Step 4: Simplify right side
    6,222.34x = 31,803,761.26
  5. Step 5: Solve for x
    x = 31,803,761.26/6,222.34
  6. Step 6: Final answer
    x = 5,111.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.