Home / 10,056.60-13,877.58-5,580

Finding the Fourth Proportional to 10,056.60, 13,877.58 and 5,580

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Solution

The fourth proportional to 10,056.60, 13,877.58 and 5,580 is: 7,700.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,056.60 : 13,877.58 = 5,580 : x
  2. Step 2: Convert to fraction form
    10,056.60/13,877.58 = 5,580/x
  3. Step 3: Cross multiply
    10,056.60x = 13,877.58 × 5,580
  4. Step 4: Simplify right side
    10,056.60x = 77,436,896.40
  5. Step 5: Solve for x
    x = 77,436,896.40/10,056.60
  6. Step 6: Final answer
    x = 7,700.11

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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.