Home / 9,257.60-12,774.71-5,277.98

Finding the Fourth Proportional to 9,257.60, 12,774.71 and 5,277.98

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Solution

The fourth proportional to 9,257.60, 12,774.71 and 5,277.98 is: 7,283.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,257.60 : 12,774.71 = 5,277.98 : x
  2. Step 2: Convert to fraction form
    9,257.60/12,774.71 = 5,277.98/x
  3. Step 3: Cross multiply
    9,257.60x = 12,774.71 × 5,277.98
  4. Step 4: Simplify right side
    9,257.60x = 67,424,573.62
  5. Step 5: Solve for x
    x = 67,424,573.62/9,257.60
  6. Step 6: Final answer
    x = 7,283.16

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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.