Home / 7,132.40-9,846.60-4,300.28

Finding the Fourth Proportional to 7,132.40, 9,846.60 and 4,300.28

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Solution

The fourth proportional to 7,132.40, 9,846.60 and 4,300.28 is: 5,936.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.40 : 9,846.60 = 4,300.28 : x
  2. Step 2: Convert to fraction form
    7,132.40/9,846.60 = 4,300.28/x
  3. Step 3: Cross multiply
    7,132.40x = 9,846.60 × 4,300.28
  4. Step 4: Simplify right side
    7,132.40x = 42,343,137.05
  5. Step 5: Solve for x
    x = 42,343,137.05/7,132.40
  6. Step 6: Final answer
    x = 5,936.73

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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.