Home / 5,140.61-7,094.18-3,152.26

Finding the Fourth Proportional to 5,140.61, 7,094.18 and 3,152.26

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Solution

The fourth proportional to 5,140.61, 7,094.18 and 3,152.26 is: 4,350.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140.61 : 7,094.18 = 3,152.26 : x
  2. Step 2: Convert to fraction form
    5,140.61/7,094.18 = 3,152.26/x
  3. Step 3: Cross multiply
    5,140.61x = 7,094.18 × 3,152.26
  4. Step 4: Simplify right side
    5,140.61x = 22,362,699.85
  5. Step 5: Solve for x
    x = 22,362,699.85/5,140.61
  6. Step 6: Final answer
    x = 4,350.20

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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.