Home / 10,271.98-15,394.74-4,645.54

Finding the Fourth Proportional to 10,271.98, 15,394.74 and 4,645.54

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Solution

The fourth proportional to 10,271.98, 15,394.74 and 4,645.54 is: 6,962.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,271.98 : 15,394.74 = 4,645.54 : x
  2. Step 2: Convert to fraction form
    10,271.98/15,394.74 = 4,645.54/x
  3. Step 3: Cross multiply
    10,271.98x = 15,394.74 × 4,645.54
  4. Step 4: Simplify right side
    10,271.98x = 71,516,880.46
  5. Step 5: Solve for x
    x = 71,516,880.46/10,271.98
  6. Step 6: Final answer
    x = 6,962.33

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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.