Home / 8,254.08-11,391.45-4,717.80

Finding the Fourth Proportional to 8,254.08, 11,391.45 and 4,717.80

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Solution

The fourth proportional to 8,254.08, 11,391.45 and 4,717.80 is: 6,511.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.08 : 11,391.45 = 4,717.80 : x
  2. Step 2: Convert to fraction form
    8,254.08/11,391.45 = 4,717.80/x
  3. Step 3: Cross multiply
    8,254.08x = 11,391.45 × 4,717.80
  4. Step 4: Simplify right side
    8,254.08x = 53,742,582.81
  5. Step 5: Solve for x
    x = 53,742,582.81/8,254.08
  6. Step 6: Final answer
    x = 6,511.03

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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.