Home / 5,722.56-7,898.67-3,485.16

Finding the Fourth Proportional to 5,722.56, 7,898.67 and 3,485.16

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Solution

The fourth proportional to 5,722.56, 7,898.67 and 3,485.16 is: 4,810.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.56 : 7,898.67 = 3,485.16 : x
  2. Step 2: Convert to fraction form
    5,722.56/7,898.67 = 3,485.16/x
  3. Step 3: Cross multiply
    5,722.56x = 7,898.67 × 3,485.16
  4. Step 4: Simplify right side
    5,722.56x = 27,528,128.74
  5. Step 5: Solve for x
    x = 27,528,128.74/5,722.56
  6. Step 6: Final answer
    x = 4,810.46

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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.