Home / 7,331.44-10,116.48-4,680.40

Finding the Fourth Proportional to 7,331.44, 10,116.48 and 4,680.40

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Solution

The fourth proportional to 7,331.44, 10,116.48 and 4,680.40 is: 6,458.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331.44 : 10,116.48 = 4,680.40 : x
  2. Step 2: Convert to fraction form
    7,331.44/10,116.48 = 4,680.40/x
  3. Step 3: Cross multiply
    7,331.44x = 10,116.48 × 4,680.40
  4. Step 4: Simplify right side
    7,331.44x = 47,349,172.99
  5. Step 5: Solve for x
    x = 47,349,172.99/7,331.44
  6. Step 6: Final answer
    x = 6,458.37

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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.