Home / 8,387.50-11,574.71-4,610.89

Finding the Fourth Proportional to 8,387.50, 11,574.71 and 4,610.89

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Solution

The fourth proportional to 8,387.50, 11,574.71 and 4,610.89 is: 6,363.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,387.50 : 11,574.71 = 4,610.89 : x
  2. Step 2: Convert to fraction form
    8,387.50/11,574.71 = 4,610.89/x
  3. Step 3: Cross multiply
    8,387.50x = 11,574.71 × 4,610.89
  4. Step 4: Simplify right side
    8,387.50x = 53,369,749.23
  5. Step 5: Solve for x
    x = 53,369,749.23/8,387.50
  6. Step 6: Final answer
    x = 6,363.01

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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.