Home / 7,837.95-11,826.81-7,534.20

Finding the Fourth Proportional to 7,837.95, 11,826.81 and 7,534.20

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Solution

The fourth proportional to 7,837.95, 11,826.81 and 7,534.20 is: 11,368.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.95 : 11,826.81 = 7,534.20 : x
  2. Step 2: Convert to fraction form
    7,837.95/11,826.81 = 7,534.20/x
  3. Step 3: Cross multiply
    7,837.95x = 11,826.81 × 7,534.20
  4. Step 4: Simplify right side
    7,837.95x = 89,105,551.90
  5. Step 5: Solve for x
    x = 89,105,551.90/7,837.95
  6. Step 6: Final answer
    x = 11,368.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.