Home / 10,280.40-14,186.83-5,804.34

Finding the Fourth Proportional to 10,280.40, 14,186.83 and 5,804.34

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Solution

The fourth proportional to 10,280.40, 14,186.83 and 5,804.34 is: 8,009.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,280.40 : 14,186.83 = 5,804.34 : x
  2. Step 2: Convert to fraction form
    10,280.40/14,186.83 = 5,804.34/x
  3. Step 3: Cross multiply
    10,280.40x = 14,186.83 × 5,804.34
  4. Step 4: Simplify right side
    10,280.40x = 82,345,117.13
  5. Step 5: Solve for x
    x = 82,345,117.13/10,280.40
  6. Step 6: Final answer
    x = 8,009.92

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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.