Home / 10,435.65-14,390.37-7,252.56

Finding the Fourth Proportional to 10,435.65, 14,390.37 and 7,252.56

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Solution

The fourth proportional to 10,435.65, 14,390.37 and 7,252.56 is: 10,001.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,435.65 : 14,390.37 = 7,252.56 : x
  2. Step 2: Convert to fraction form
    10,435.65/14,390.37 = 7,252.56/x
  3. Step 3: Cross multiply
    10,435.65x = 14,390.37 × 7,252.56
  4. Step 4: Simplify right side
    10,435.65x = 104,367,021.85
  5. Step 5: Solve for x
    x = 104,367,021.85/10,435.65
  6. Step 6: Final answer
    x = 10,001.01

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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.