Home / 10,437.66-15,663.27-4,520.32

Finding the Fourth Proportional to 10,437.66, 15,663.27 and 4,520.32

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Solution

The fourth proportional to 10,437.66, 15,663.27 and 4,520.32 is: 6,783.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,437.66 : 15,663.27 = 4,520.32 : x
  2. Step 2: Convert to fraction form
    10,437.66/15,663.27 = 4,520.32/x
  3. Step 3: Cross multiply
    10,437.66x = 15,663.27 × 4,520.32
  4. Step 4: Simplify right side
    10,437.66x = 70,802,992.65
  5. Step 5: Solve for x
    x = 70,802,992.65/10,437.66
  6. Step 6: Final answer
    x = 6,783.42

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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.