Home / 9,056.88-12,491.40-6,071.76

Finding the Fourth Proportional to 9,056.88, 12,491.40 and 6,071.76

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Solution

The fourth proportional to 9,056.88, 12,491.40 and 6,071.76 is: 8,374.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,056.88 : 12,491.40 = 6,071.76 : x
  2. Step 2: Convert to fraction form
    9,056.88/12,491.40 = 6,071.76/x
  3. Step 3: Cross multiply
    9,056.88x = 12,491.40 × 6,071.76
  4. Step 4: Simplify right side
    9,056.88x = 75,844,782.86
  5. Step 5: Solve for x
    x = 75,844,782.86/9,056.88
  6. Step 6: Final answer
    x = 8,374.27

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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.