Home / 7,412.23-10,227.16-4,427.47

Finding the Fourth Proportional to 7,412.23, 10,227.16 and 4,427.47

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Solution

The fourth proportional to 7,412.23, 10,227.16 and 4,427.47 is: 6,108.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412.23 : 10,227.16 = 4,427.47 : x
  2. Step 2: Convert to fraction form
    7,412.23/10,227.16 = 4,427.47/x
  3. Step 3: Cross multiply
    7,412.23x = 10,227.16 × 4,427.47
  4. Step 4: Simplify right side
    7,412.23x = 45,280,421.95
  5. Step 5: Solve for x
    x = 45,280,421.95/7,412.23
  6. Step 6: Final answer
    x = 6,108.88

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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.