Home / 6,646.34-9,161.88-5,465.36

Finding the Fourth Proportional to 6,646.34, 9,161.88 and 5,465.36

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Solution

The fourth proportional to 6,646.34, 9,161.88 and 5,465.36 is: 7,533.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646.34 : 9,161.88 = 5,465.36 : x
  2. Step 2: Convert to fraction form
    6,646.34/9,161.88 = 5,465.36/x
  3. Step 3: Cross multiply
    6,646.34x = 9,161.88 × 5,465.36
  4. Step 4: Simplify right side
    6,646.34x = 50,072,972.48
  5. Step 5: Solve for x
    x = 50,072,972.48/6,646.34
  6. Step 6: Final answer
    x = 7,533.92

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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.