Home / 9,250.35-12,765.47-5,271.63

Finding the Fourth Proportional to 9,250.35, 12,765.47 and 5,271.63

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Solution

The fourth proportional to 9,250.35, 12,765.47 and 5,271.63 is: 7,274.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,250.35 : 12,765.47 = 5,271.63 : x
  2. Step 2: Convert to fraction form
    9,250.35/12,765.47 = 5,271.63/x
  3. Step 3: Cross multiply
    9,250.35x = 12,765.47 × 5,271.63
  4. Step 4: Simplify right side
    9,250.35x = 67,294,808.26
  5. Step 5: Solve for x
    x = 67,294,808.26/9,250.35
  6. Step 6: Final answer
    x = 7,274.84

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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.