Home / 7,328.41-10,112.74-4,495.77

Finding the Fourth Proportional to 7,328.41, 10,112.74 and 4,495.77

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Solution

The fourth proportional to 7,328.41, 10,112.74 and 4,495.77 is: 6,203.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.41 : 10,112.74 = 4,495.77 : x
  2. Step 2: Convert to fraction form
    7,328.41/10,112.74 = 4,495.77/x
  3. Step 3: Cross multiply
    7,328.41x = 10,112.74 × 4,495.77
  4. Step 4: Simplify right side
    7,328.41x = 45,464,541.87
  5. Step 5: Solve for x
    x = 45,464,541.87/7,328.41
  6. Step 6: Final answer
    x = 6,203.88

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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.