Home / 10,720.04-14,792.85-5,939.51

Finding the Fourth Proportional to 10,720.04, 14,792.85 and 5,939.51

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Solution

The fourth proportional to 10,720.04, 14,792.85 and 5,939.51 is: 8,196.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,720.04 : 14,792.85 = 5,939.51 : x
  2. Step 2: Convert to fraction form
    10,720.04/14,792.85 = 5,939.51/x
  3. Step 3: Cross multiply
    10,720.04x = 14,792.85 × 5,939.51
  4. Step 4: Simplify right side
    10,720.04x = 87,862,206.54
  5. Step 5: Solve for x
    x = 87,862,206.54/10,720.04
  6. Step 6: Final answer
    x = 8,196.07

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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.