Home / 7,579.16-10,459.40-4,222.56

Finding the Fourth Proportional to 7,579.16, 10,459.40 and 4,222.56

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Solution

The fourth proportional to 7,579.16, 10,459.40 and 4,222.56 is: 5,827.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,579.16 : 10,459.40 = 4,222.56 : x
  2. Step 2: Convert to fraction form
    7,579.16/10,459.40 = 4,222.56/x
  3. Step 3: Cross multiply
    7,579.16x = 10,459.40 × 4,222.56
  4. Step 4: Simplify right side
    7,579.16x = 44,165,422.95
  5. Step 5: Solve for x
    x = 44,165,422.95/7,579.16
  6. Step 6: Final answer
    x = 5,827.22

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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.