Home / 8,305.79-11,461.70-4,528.91

Finding the Fourth Proportional to 8,305.79, 11,461.70 and 4,528.91

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Solution

The fourth proportional to 8,305.79, 11,461.70 and 4,528.91 is: 6,249.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305.79 : 11,461.70 = 4,528.91 : x
  2. Step 2: Convert to fraction form
    8,305.79/11,461.70 = 4,528.91/x
  3. Step 3: Cross multiply
    8,305.79x = 11,461.70 × 4,528.91
  4. Step 4: Simplify right side
    8,305.79x = 51,909,047.72
  5. Step 5: Solve for x
    x = 51,909,047.72/8,305.79
  6. Step 6: Final answer
    x = 6,249.74

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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.