Home / 7,476.10-10,316.99-4,118.82

Finding the Fourth Proportional to 7,476.10, 10,316.99 and 4,118.82

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Solution

The fourth proportional to 7,476.10, 10,316.99 and 4,118.82 is: 5,683.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476.10 : 10,316.99 = 4,118.82 : x
  2. Step 2: Convert to fraction form
    7,476.10/10,316.99 = 4,118.82/x
  3. Step 3: Cross multiply
    7,476.10x = 10,316.99 × 4,118.82
  4. Step 4: Simplify right side
    7,476.10x = 42,493,824.75
  5. Step 5: Solve for x
    x = 42,493,824.75/7,476.10
  6. Step 6: Final answer
    x = 5,683.96

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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.