Home / 10,427.69-15,641.55-4,884.93

Finding the Fourth Proportional to 10,427.69, 15,641.55 and 4,884.93

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Solution

The fourth proportional to 10,427.69, 15,641.55 and 4,884.93 is: 7,327.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,427.69 : 15,641.55 = 4,884.93 : x
  2. Step 2: Convert to fraction form
    10,427.69/15,641.55 = 4,884.93/x
  3. Step 3: Cross multiply
    10,427.69x = 15,641.55 × 4,884.93
  4. Step 4: Simplify right side
    10,427.69x = 76,407,876.84
  5. Step 5: Solve for x
    x = 76,407,876.84/10,427.69
  6. Step 6: Final answer
    x = 7,327.40

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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.