Home / 7,386.36-10,192.40-4,553.28

Finding the Fourth Proportional to 7,386.36, 10,192.40 and 4,553.28

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Solution

The fourth proportional to 7,386.36, 10,192.40 and 4,553.28 is: 6,283.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.36 : 10,192.40 = 4,553.28 : x
  2. Step 2: Convert to fraction form
    7,386.36/10,192.40 = 4,553.28/x
  3. Step 3: Cross multiply
    7,386.36x = 10,192.40 × 4,553.28
  4. Step 4: Simplify right side
    7,386.36x = 46,408,851.07
  5. Step 5: Solve for x
    x = 46,408,851.07/7,386.36
  6. Step 6: Final answer
    x = 6,283.05

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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.