Home / 10,384.47-14,332.41-6,135.35

Finding the Fourth Proportional to 10,384.47, 14,332.41 and 6,135.35

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Solution

The fourth proportional to 10,384.47, 14,332.41 and 6,135.35 is: 8,467.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,384.47 : 14,332.41 = 6,135.35 : x
  2. Step 2: Convert to fraction form
    10,384.47/14,332.41 = 6,135.35/x
  3. Step 3: Cross multiply
    10,384.47x = 14,332.41 × 6,135.35
  4. Step 4: Simplify right side
    10,384.47x = 87,934,280.03
  5. Step 5: Solve for x
    x = 87,934,280.03/10,384.47
  6. Step 6: Final answer
    x = 8,467.86

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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.