Home / 10,260.51-14,160.84-5,785.67

Finding the Fourth Proportional to 10,260.51, 14,160.84 and 5,785.67

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Solution

The fourth proportional to 10,260.51, 14,160.84 and 5,785.67 is: 7,984.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,260.51 : 14,160.84 = 5,785.67 : x
  2. Step 2: Convert to fraction form
    10,260.51/14,160.84 = 5,785.67/x
  3. Step 3: Cross multiply
    10,260.51x = 14,160.84 × 5,785.67
  4. Step 4: Simplify right side
    10,260.51x = 81,929,947.16
  5. Step 5: Solve for x
    x = 81,929,947.16/10,260.51
  6. Step 6: Final answer
    x = 7,984.98

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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.