Home / 12,004.76-16,567.51-6,970.56

Finding the Fourth Proportional to 12,004.76, 16,567.51 and 6,970.56

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Solution

The fourth proportional to 12,004.76, 16,567.51 and 6,970.56 is: 9,619.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,004.76 : 16,567.51 = 6,970.56 : x
  2. Step 2: Convert to fraction form
    12,004.76/16,567.51 = 6,970.56/x
  3. Step 3: Cross multiply
    12,004.76x = 16,567.51 × 6,970.56
  4. Step 4: Simplify right side
    12,004.76x = 115,484,775.63
  5. Step 5: Solve for x
    x = 115,484,775.63/12,004.76
  6. Step 6: Final answer
    x = 9,619.92

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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.