Home / 8,717.19-12,029.69-4,941.08

Finding the Fourth Proportional to 8,717.19, 12,029.69 and 4,941.08

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Solution

The fourth proportional to 8,717.19, 12,029.69 and 4,941.08 is: 6,818.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.19 : 12,029.69 = 4,941.08 : x
  2. Step 2: Convert to fraction form
    8,717.19/12,029.69 = 4,941.08/x
  3. Step 3: Cross multiply
    8,717.19x = 12,029.69 × 4,941.08
  4. Step 4: Simplify right side
    8,717.19x = 59,439,575.81
  5. Step 5: Solve for x
    x = 59,439,575.81/8,717.19
  6. Step 6: Final answer
    x = 6,818.66

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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.