Home / 10,958.58-15,124.23-7,184.93

Finding the Fourth Proportional to 10,958.58, 15,124.23 and 7,184.93

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Solution

The fourth proportional to 10,958.58, 15,124.23 and 7,184.93 is: 9,916.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,958.58 : 15,124.23 = 7,184.93 : x
  2. Step 2: Convert to fraction form
    10,958.58/15,124.23 = 7,184.93/x
  3. Step 3: Cross multiply
    10,958.58x = 15,124.23 × 7,184.93
  4. Step 4: Simplify right side
    10,958.58x = 108,666,458.23
  5. Step 5: Solve for x
    x = 108,666,458.23/10,958.58
  6. Step 6: Final answer
    x = 9,916.11

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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.