Home / 10,056.26-13,877.64-5,580

Finding the Fourth Proportional to 10,056.26, 13,877.64 and 5,580

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Solution

The fourth proportional to 10,056.26, 13,877.64 and 5,580 is: 7,700.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,056.26 : 13,877.64 = 5,580 : x
  2. Step 2: Convert to fraction form
    10,056.26/13,877.64 = 5,580/x
  3. Step 3: Cross multiply
    10,056.26x = 13,877.64 × 5,580
  4. Step 4: Simplify right side
    10,056.26x = 77,437,203.30
  5. Step 5: Solve for x
    x = 77,437,203.30/10,056.26
  6. Step 6: Final answer
    x = 7,700.40

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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.