Home / 7,303.44-10,083.36-5,621.68

Finding the Fourth Proportional to 7,303.44, 10,083.36 and 5,621.68

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Solution

The fourth proportional to 7,303.44, 10,083.36 and 5,621.68 is: 7,761.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303.44 : 10,083.36 = 5,621.68 : x
  2. Step 2: Convert to fraction form
    7,303.44/10,083.36 = 5,621.68/x
  3. Step 3: Cross multiply
    7,303.44x = 10,083.36 × 5,621.68
  4. Step 4: Simplify right side
    7,303.44x = 56,685,423.24
  5. Step 5: Solve for x
    x = 56,685,423.24/7,303.44
  6. Step 6: Final answer
    x = 7,761.47

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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.