Home / 8,259.84-11,394.60-5,426.04

Finding the Fourth Proportional to 8,259.84, 11,394.60 and 5,426.04

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Solution

The fourth proportional to 8,259.84, 11,394.60 and 5,426.04 is: 7,485.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259.84 : 11,394.60 = 5,426.04 : x
  2. Step 2: Convert to fraction form
    8,259.84/11,394.60 = 5,426.04/x
  3. Step 3: Cross multiply
    8,259.84x = 11,394.60 × 5,426.04
  4. Step 4: Simplify right side
    8,259.84x = 61,827,555.38
  5. Step 5: Solve for x
    x = 61,827,555.38/8,259.84
  6. Step 6: Final answer
    x = 7,485.32

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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.