Home / 10,256.16-15,386.57-3,236.13

Finding the Fourth Proportional to 10,256.16, 15,386.57 and 3,236.13

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Solution

The fourth proportional to 10,256.16, 15,386.57 and 3,236.13 is: 4,854.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256.16 : 15,386.57 = 3,236.13 : x
  2. Step 2: Convert to fraction form
    10,256.16/15,386.57 = 3,236.13/x
  3. Step 3: Cross multiply
    10,256.16x = 15,386.57 × 3,236.13
  4. Step 4: Simplify right side
    10,256.16x = 49,792,940.77
  5. Step 5: Solve for x
    x = 49,792,940.77/10,256.16
  6. Step 6: Final answer
    x = 4,854.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.