Home / 7,475.61-10,316.26-4,118.37

Finding the Fourth Proportional to 7,475.61, 10,316.26 and 4,118.37

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Solution

The fourth proportional to 7,475.61, 10,316.26 and 4,118.37 is: 5,683.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.61 : 10,316.26 = 4,118.37 : x
  2. Step 2: Convert to fraction form
    7,475.61/10,316.26 = 4,118.37/x
  3. Step 3: Cross multiply
    7,475.61x = 10,316.26 × 4,118.37
  4. Step 4: Simplify right side
    7,475.61x = 42,486,175.70
  5. Step 5: Solve for x
    x = 42,486,175.70/7,475.61
  6. Step 6: Final answer
    x = 5,683.31

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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.