Home / 9,262.02-12,781.55-6,118.86

Finding the Fourth Proportional to 9,262.02, 12,781.55 and 6,118.86

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Solution

The fourth proportional to 9,262.02, 12,781.55 and 6,118.86 is: 8,444.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,262.02 : 12,781.55 = 6,118.86 : x
  2. Step 2: Convert to fraction form
    9,262.02/12,781.55 = 6,118.86/x
  3. Step 3: Cross multiply
    9,262.02x = 12,781.55 × 6,118.86
  4. Step 4: Simplify right side
    9,262.02x = 78,208,515.03
  5. Step 5: Solve for x
    x = 78,208,515.03/9,262.02
  6. Step 6: Final answer
    x = 8,444.00

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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.