Home / 9,427.02-14,128.29-4,486.38

Finding the Fourth Proportional to 9,427.02, 14,128.29 and 4,486.38

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Solution

The fourth proportional to 9,427.02, 14,128.29 and 4,486.38 is: 6,723.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,427.02 : 14,128.29 = 4,486.38 : x
  2. Step 2: Convert to fraction form
    9,427.02/14,128.29 = 4,486.38/x
  3. Step 3: Cross multiply
    9,427.02x = 14,128.29 × 4,486.38
  4. Step 4: Simplify right side
    9,427.02x = 63,384,877.69
  5. Step 5: Solve for x
    x = 63,384,877.69/9,427.02
  6. Step 6: Final answer
    x = 6,723.74

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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.