Home / 10,055.14-13,876.95-5,580.34

Finding the Fourth Proportional to 10,055.14, 13,876.95 and 5,580.34

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Solution

The fourth proportional to 10,055.14, 13,876.95 and 5,580.34 is: 7,701.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,055.14 : 13,876.95 = 5,580.34 : x
  2. Step 2: Convert to fraction form
    10,055.14/13,876.95 = 5,580.34/x
  3. Step 3: Cross multiply
    10,055.14x = 13,876.95 × 5,580.34
  4. Step 4: Simplify right side
    10,055.14x = 77,438,099.16
  5. Step 5: Solve for x
    x = 77,438,099.16/10,055.14
  6. Step 6: Final answer
    x = 7,701.34

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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.