Home / 10,291.07-14,201.64-5,575.34

Finding the Fourth Proportional to 10,291.07, 14,201.64 and 5,575.34

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Solution

The fourth proportional to 10,291.07, 14,201.64 and 5,575.34 is: 7,693.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.07 : 14,201.64 = 5,575.34 : x
  2. Step 2: Convert to fraction form
    10,291.07/14,201.64 = 5,575.34/x
  3. Step 3: Cross multiply
    10,291.07x = 14,201.64 × 5,575.34
  4. Step 4: Simplify right side
    10,291.07x = 79,178,900.55
  5. Step 5: Solve for x
    x = 79,178,900.55/10,291.07
  6. Step 6: Final answer
    x = 7,693.95

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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.