Home / 5,159.02-7,125.26-3,487.34

Finding the Fourth Proportional to 5,159.02, 7,125.26 and 3,487.34

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Solution

The fourth proportional to 5,159.02, 7,125.26 and 3,487.34 is: 4,816.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159.02 : 7,125.26 = 3,487.34 : x
  2. Step 2: Convert to fraction form
    5,159.02/7,125.26 = 3,487.34/x
  3. Step 3: Cross multiply
    5,159.02x = 7,125.26 × 3,487.34
  4. Step 4: Simplify right side
    5,159.02x = 24,848,204.21
  5. Step 5: Solve for x
    x = 24,848,204.21/5,159.02
  6. Step 6: Final answer
    x = 4,816.46

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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.