Home / 10,042.99-15,056.21-4,775.91

Finding the Fourth Proportional to 10,042.99, 15,056.21 and 4,775.91

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Solution

The fourth proportional to 10,042.99, 15,056.21 and 4,775.91 is: 7,159.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,042.99 : 15,056.21 = 4,775.91 : x
  2. Step 2: Convert to fraction form
    10,042.99/15,056.21 = 4,775.91/x
  3. Step 3: Cross multiply
    10,042.99x = 15,056.21 × 4,775.91
  4. Step 4: Simplify right side
    10,042.99x = 71,907,080.02
  5. Step 5: Solve for x
    x = 71,907,080.02/10,042.99
  6. Step 6: Final answer
    x = 7,159.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.