Home / 10,316.93-15,475.44-4,392.98

Finding the Fourth Proportional to 10,316.93, 15,475.44 and 4,392.98

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Solution

The fourth proportional to 10,316.93, 15,475.44 and 4,392.98 is: 6,589.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316.93 : 15,475.44 = 4,392.98 : x
  2. Step 2: Convert to fraction form
    10,316.93/15,475.44 = 4,392.98/x
  3. Step 3: Cross multiply
    10,316.93x = 15,475.44 × 4,392.98
  4. Step 4: Simplify right side
    10,316.93x = 67,983,221.03
  5. Step 5: Solve for x
    x = 67,983,221.03/10,316.93
  6. Step 6: Final answer
    x = 6,589.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.