Home / 10,101.36-13,946.56-6,570.56

Finding the Fourth Proportional to 10,101.36, 13,946.56 and 6,570.56

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Solution

The fourth proportional to 10,101.36, 13,946.56 and 6,570.56 is: 9,071.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,101.36 : 13,946.56 = 6,570.56 : x
  2. Step 2: Convert to fraction form
    10,101.36/13,946.56 = 6,570.56/x
  3. Step 3: Cross multiply
    10,101.36x = 13,946.56 × 6,570.56
  4. Step 4: Simplify right side
    10,101.36x = 91,636,709.27
  5. Step 5: Solve for x
    x = 91,636,709.27/10,101.36
  6. Step 6: Final answer
    x = 9,071.72

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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.