Home / 5,442.17-7,510.28-3,173.45

Finding the Fourth Proportional to 5,442.17, 7,510.28 and 3,173.45

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Solution

The fourth proportional to 5,442.17, 7,510.28 and 3,173.45 is: 4,379.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.17 : 7,510.28 = 3,173.45 : x
  2. Step 2: Convert to fraction form
    5,442.17/7,510.28 = 3,173.45/x
  3. Step 3: Cross multiply
    5,442.17x = 7,510.28 × 3,173.45
  4. Step 4: Simplify right side
    5,442.17x = 23,833,498.07
  5. Step 5: Solve for x
    x = 23,833,498.07/5,442.17
  6. Step 6: Final answer
    x = 4,379.41

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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.