Home / 10,627.33-14,668.81-7,090.54

Finding the Fourth Proportional to 10,627.33, 14,668.81 and 7,090.54

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Solution

The fourth proportional to 10,627.33, 14,668.81 and 7,090.54 is: 9,787.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,627.33 : 14,668.81 = 7,090.54 : x
  2. Step 2: Convert to fraction form
    10,627.33/14,668.81 = 7,090.54/x
  3. Step 3: Cross multiply
    10,627.33x = 14,668.81 × 7,090.54
  4. Step 4: Simplify right side
    10,627.33x = 104,009,675.26
  5. Step 5: Solve for x
    x = 104,009,675.26/10,627.33
  6. Step 6: Final answer
    x = 9,787.00

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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.