Home / 10,629.32-14,666.81-6,152.20

Finding the Fourth Proportional to 10,629.32, 14,666.81 and 6,152.20

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Solution

The fourth proportional to 10,629.32, 14,666.81 and 6,152.20 is: 8,489.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,629.32 : 14,666.81 = 6,152.20 : x
  2. Step 2: Convert to fraction form
    10,629.32/14,666.81 = 6,152.20/x
  3. Step 3: Cross multiply
    10,629.32x = 14,666.81 × 6,152.20
  4. Step 4: Simplify right side
    10,629.32x = 90,233,044.39
  5. Step 5: Solve for x
    x = 90,233,044.39/10,629.32
  6. Step 6: Final answer
    x = 8,489.07

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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.