Home / 10,106.15-13,946.63-5,857.52

Finding the Fourth Proportional to 10,106.15, 13,946.63 and 5,857.52

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Solution

The fourth proportional to 10,106.15, 13,946.63 and 5,857.52 is: 8,083.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106.15 : 13,946.63 = 5,857.52 : x
  2. Step 2: Convert to fraction form
    10,106.15/13,946.63 = 5,857.52/x
  3. Step 3: Cross multiply
    10,106.15x = 13,946.63 × 5,857.52
  4. Step 4: Simplify right side
    10,106.15x = 81,692,565.14
  5. Step 5: Solve for x
    x = 81,692,565.14/10,106.15
  6. Step 6: Final answer
    x = 8,083.45

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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.