Home / 7,916.63-10,923.85-6,726.44

Finding the Fourth Proportional to 7,916.63, 10,923.85 and 6,726.44

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Solution

The fourth proportional to 7,916.63, 10,923.85 and 6,726.44 is: 9,281.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,916.63 : 10,923.85 = 6,726.44 : x
  2. Step 2: Convert to fraction form
    7,916.63/10,923.85 = 6,726.44/x
  3. Step 3: Cross multiply
    7,916.63x = 10,923.85 × 6,726.44
  4. Step 4: Simplify right side
    7,916.63x = 73,478,533.34
  5. Step 5: Solve for x
    x = 73,478,533.34/7,916.63
  6. Step 6: Final answer
    x = 9,281.54

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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.