Home / 11,306.02-15,603.26-6,271.86

Finding the Fourth Proportional to 11,306.02, 15,603.26 and 6,271.86

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Solution

The fourth proportional to 11,306.02, 15,603.26 and 6,271.86 is: 8,655.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,306.02 : 15,603.26 = 6,271.86 : x
  2. Step 2: Convert to fraction form
    11,306.02/15,603.26 = 6,271.86/x
  3. Step 3: Cross multiply
    11,306.02x = 15,603.26 × 6,271.86
  4. Step 4: Simplify right side
    11,306.02x = 97,861,450.60
  5. Step 5: Solve for x
    x = 97,861,450.60/11,306.02
  6. Step 6: Final answer
    x = 8,655.70

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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.