Home / 8,026.02-12,038.88-2,831.76

Finding the Fourth Proportional to 8,026.02, 12,038.88 and 2,831.76

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Solution

The fourth proportional to 8,026.02, 12,038.88 and 2,831.76 is: 4,247.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,026.02 : 12,038.88 = 2,831.76 : x
  2. Step 2: Convert to fraction form
    8,026.02/12,038.88 = 2,831.76/x
  3. Step 3: Cross multiply
    8,026.02x = 12,038.88 × 2,831.76
  4. Step 4: Simplify right side
    8,026.02x = 34,091,218.83
  5. Step 5: Solve for x
    x = 34,091,218.83/8,026.02
  6. Step 6: Final answer
    x = 4,247.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.