Home / 10,434.66-15,594.51-7,629.36

Finding the Fourth Proportional to 10,434.66, 15,594.51 and 7,629.36

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Solution

The fourth proportional to 10,434.66, 15,594.51 and 7,629.36 is: 11,402.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,434.66 : 15,594.51 = 7,629.36 : x
  2. Step 2: Convert to fraction form
    10,434.66/15,594.51 = 7,629.36/x
  3. Step 3: Cross multiply
    10,434.66x = 15,594.51 × 7,629.36
  4. Step 4: Simplify right side
    10,434.66x = 118,976,130.81
  5. Step 5: Solve for x
    x = 118,976,130.81/10,434.66
  6. Step 6: Final answer
    x = 11,402.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.