Home / 12,052.40-16,631.56-6,746.32

Finding the Fourth Proportional to 12,052.40, 16,631.56 and 6,746.32

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Solution

The fourth proportional to 12,052.40, 16,631.56 and 6,746.32 is: 9,309.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,052.40 : 16,631.56 = 6,746.32 : x
  2. Step 2: Convert to fraction form
    12,052.40/16,631.56 = 6,746.32/x
  3. Step 3: Cross multiply
    12,052.40x = 16,631.56 × 6,746.32
  4. Step 4: Simplify right side
    12,052.40x = 112,201,825.86
  5. Step 5: Solve for x
    x = 112,201,825.86/12,052.40
  6. Step 6: Final answer
    x = 9,309.50

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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.