Home / 9,253.84-12,770.64-5,275.60

Finding the Fourth Proportional to 9,253.84, 12,770.64 and 5,275.60

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Solution

The fourth proportional to 9,253.84, 12,770.64 and 5,275.60 is: 7,280.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,253.84 : 12,770.64 = 5,275.60 : x
  2. Step 2: Convert to fraction form
    9,253.84/12,770.64 = 5,275.60/x
  3. Step 3: Cross multiply
    9,253.84x = 12,770.64 × 5,275.60
  4. Step 4: Simplify right side
    9,253.84x = 67,372,788.38
  5. Step 5: Solve for x
    x = 67,372,788.38/9,253.84
  6. Step 6: Final answer
    x = 7,280.52

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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.