Home / 10,027.52-13,837.76-5,490.19

Finding the Fourth Proportional to 10,027.52, 13,837.76 and 5,490.19

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Solution

The fourth proportional to 10,027.52, 13,837.76 and 5,490.19 is: 7,576.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,027.52 : 13,837.76 = 5,490.19 : x
  2. Step 2: Convert to fraction form
    10,027.52/13,837.76 = 5,490.19/x
  3. Step 3: Cross multiply
    10,027.52x = 13,837.76 × 5,490.19
  4. Step 4: Simplify right side
    10,027.52x = 75,971,931.57
  5. Step 5: Solve for x
    x = 75,971,931.57/10,027.52
  6. Step 6: Final answer
    x = 7,576.34

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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.