Home / 8,415.30-12,598.02-6,233.79

Finding the Fourth Proportional to 8,415.30, 12,598.02 and 6,233.79

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Solution

The fourth proportional to 8,415.30, 12,598.02 and 6,233.79 is: 9,332.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,415.30 : 12,598.02 = 6,233.79 : x
  2. Step 2: Convert to fraction form
    8,415.30/12,598.02 = 6,233.79/x
  3. Step 3: Cross multiply
    8,415.30x = 12,598.02 × 6,233.79
  4. Step 4: Simplify right side
    8,415.30x = 78,533,411.10
  5. Step 5: Solve for x
    x = 78,533,411.10/8,415.30
  6. Step 6: Final answer
    x = 9,332.22

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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.