Home / 10,520.19-14,517.77-5,804.51

Finding the Fourth Proportional to 10,520.19, 14,517.77 and 5,804.51

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Solution

The fourth proportional to 10,520.19, 14,517.77 and 5,804.51 is: 8,010.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,520.19 : 14,517.77 = 5,804.51 : x
  2. Step 2: Convert to fraction form
    10,520.19/14,517.77 = 5,804.51/x
  3. Step 3: Cross multiply
    10,520.19x = 14,517.77 × 5,804.51
  4. Step 4: Simplify right side
    10,520.19x = 84,268,439.53
  5. Step 5: Solve for x
    x = 84,268,439.53/10,520.19
  6. Step 6: Final answer
    x = 8,010.16

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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.