Home / 5,266.32-7,269.36-3,498.40

Finding the Fourth Proportional to 5,266.32, 7,269.36 and 3,498.40

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Solution

The fourth proportional to 5,266.32, 7,269.36 and 3,498.40 is: 4,829.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,266.32 : 7,269.36 = 3,498.40 : x
  2. Step 2: Convert to fraction form
    5,266.32/7,269.36 = 3,498.40/x
  3. Step 3: Cross multiply
    5,266.32x = 7,269.36 × 3,498.40
  4. Step 4: Simplify right side
    5,266.32x = 25,431,129.02
  5. Step 5: Solve for x
    x = 25,431,129.02/5,266.32
  6. Step 6: Final answer
    x = 4,829.01

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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.