Home / 10,276.43-15,386.01-6,569.51

Finding the Fourth Proportional to 10,276.43, 15,386.01 and 6,569.51

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Solution

The fourth proportional to 10,276.43, 15,386.01 and 6,569.51 is: 9,835.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,276.43 : 15,386.01 = 6,569.51 : x
  2. Step 2: Convert to fraction form
    10,276.43/15,386.01 = 6,569.51/x
  3. Step 3: Cross multiply
    10,276.43x = 15,386.01 × 6,569.51
  4. Step 4: Simplify right side
    10,276.43x = 101,078,469.63
  5. Step 5: Solve for x
    x = 101,078,469.63/10,276.43
  6. Step 6: Final answer
    x = 9,835.96

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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.