Home / 8,041.47-12,048.36-6,285.79

Finding the Fourth Proportional to 8,041.47, 12,048.36 and 6,285.79

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Solution

The fourth proportional to 8,041.47, 12,048.36 and 6,285.79 is: 9,417.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,041.47 : 12,048.36 = 6,285.79 : x
  2. Step 2: Convert to fraction form
    8,041.47/12,048.36 = 6,285.79/x
  3. Step 3: Cross multiply
    8,041.47x = 12,048.36 × 6,285.79
  4. Step 4: Simplify right side
    8,041.47x = 75,733,460.80
  5. Step 5: Solve for x
    x = 75,733,460.80/8,041.47
  6. Step 6: Final answer
    x = 9,417.86

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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.