Home / 7,530.77-10,392.48-4,173.53

Finding the Fourth Proportional to 7,530.77, 10,392.48 and 4,173.53

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Solution

The fourth proportional to 7,530.77, 10,392.48 and 4,173.53 is: 5,759.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.77 : 10,392.48 = 4,173.53 : x
  2. Step 2: Convert to fraction form
    7,530.77/10,392.48 = 4,173.53/x
  3. Step 3: Cross multiply
    7,530.77x = 10,392.48 × 4,173.53
  4. Step 4: Simplify right side
    7,530.77x = 43,373,263.35
  5. Step 5: Solve for x
    x = 43,373,263.35/7,530.77
  6. Step 6: Final answer
    x = 5,759.47

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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.