Home / 6,430.26-8,871.80-3,597.34

Finding the Fourth Proportional to 6,430.26, 8,871.80 and 3,597.34

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Solution

The fourth proportional to 6,430.26, 8,871.80 and 3,597.34 is: 4,963.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.26 : 8,871.80 = 3,597.34 : x
  2. Step 2: Convert to fraction form
    6,430.26/8,871.80 = 3,597.34/x
  3. Step 3: Cross multiply
    6,430.26x = 8,871.80 × 3,597.34
  4. Step 4: Simplify right side
    6,430.26x = 31,914,881.01
  5. Step 5: Solve for x
    x = 31,914,881.01/6,430.26
  6. Step 6: Final answer
    x = 4,963.23

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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.