Home / 7,731.48-10,671.18-4,376.22

Finding the Fourth Proportional to 7,731.48, 10,671.18 and 4,376.22

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Solution

The fourth proportional to 7,731.48, 10,671.18 and 4,376.22 is: 6,040.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.48 : 10,671.18 = 4,376.22 : x
  2. Step 2: Convert to fraction form
    7,731.48/10,671.18 = 4,376.22/x
  3. Step 3: Cross multiply
    7,731.48x = 10,671.18 × 4,376.22
  4. Step 4: Simplify right side
    7,731.48x = 46,699,431.34
  5. Step 5: Solve for x
    x = 46,699,431.34/7,731.48
  6. Step 6: Final answer
    x = 6,040.17

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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.