Home / 10,528.94-14,529.91-5,813.19

Finding the Fourth Proportional to 10,528.94, 14,529.91 and 5,813.19

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Solution

The fourth proportional to 10,528.94, 14,529.91 and 5,813.19 is: 8,022.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528.94 : 14,529.91 = 5,813.19 : x
  2. Step 2: Convert to fraction form
    10,528.94/14,529.91 = 5,813.19/x
  3. Step 3: Cross multiply
    10,528.94x = 14,529.91 × 5,813.19
  4. Step 4: Simplify right side
    10,528.94x = 84,465,127.51
  5. Step 5: Solve for x
    x = 84,465,127.51/10,528.94
  6. Step 6: Final answer
    x = 8,022.19

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Half scale
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Double scale
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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.