Home / 7,412.02-10,228.51-4,054.80

Finding the Fourth Proportional to 7,412.02, 10,228.51 and 4,054.80

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Solution

The fourth proportional to 7,412.02, 10,228.51 and 4,054.80 is: 5,595.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412.02 : 10,228.51 = 4,054.80 : x
  2. Step 2: Convert to fraction form
    7,412.02/10,228.51 = 4,054.80/x
  3. Step 3: Cross multiply
    7,412.02x = 10,228.51 × 4,054.80
  4. Step 4: Simplify right side
    7,412.02x = 41,474,512.47
  5. Step 5: Solve for x
    x = 41,474,512.47/7,412.02
  6. Step 6: Final answer
    x = 5,595.57

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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.