Home / 8,798.04-12,127.68-6,556.50

Finding the Fourth Proportional to 8,798.04, 12,127.68 and 6,556.50

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Solution

The fourth proportional to 8,798.04, 12,127.68 and 6,556.50 is: 9,037.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.04 : 12,127.68 = 6,556.50 : x
  2. Step 2: Convert to fraction form
    8,798.04/12,127.68 = 6,556.50/x
  3. Step 3: Cross multiply
    8,798.04x = 12,127.68 × 6,556.50
  4. Step 4: Simplify right side
    8,798.04x = 79,515,133.92
  5. Step 5: Solve for x
    x = 79,515,133.92/8,798.04
  6. Step 6: Final answer
    x = 9,037.82

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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.