Home / 5,498.49-7,588.01-3,140.64

Finding the Fourth Proportional to 5,498.49, 7,588.01 and 3,140.64

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Solution

The fourth proportional to 5,498.49, 7,588.01 and 3,140.64 is: 4,334.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,498.49 : 7,588.01 = 3,140.64 : x
  2. Step 2: Convert to fraction form
    5,498.49/7,588.01 = 3,140.64/x
  3. Step 3: Cross multiply
    5,498.49x = 7,588.01 × 3,140.64
  4. Step 4: Simplify right side
    5,498.49x = 23,831,192.02
  5. Step 5: Solve for x
    x = 23,831,192.02/5,498.49
  6. Step 6: Final answer
    x = 4,334.13

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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.