Home / 10,453.52-15,678.63-3,055.98

Finding the Fourth Proportional to 10,453.52, 15,678.63 and 3,055.98

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Solution

The fourth proportional to 10,453.52, 15,678.63 and 3,055.98 is: 4,583.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,453.52 : 15,678.63 = 3,055.98 : x
  2. Step 2: Convert to fraction form
    10,453.52/15,678.63 = 3,055.98/x
  3. Step 3: Cross multiply
    10,453.52x = 15,678.63 × 3,055.98
  4. Step 4: Simplify right side
    10,453.52x = 47,913,579.71
  5. Step 5: Solve for x
    x = 47,913,579.71/10,453.52
  6. Step 6: Final answer
    x = 4,583.49

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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.