Home / 7,030.19-10,545.30-2,646.47

Finding the Fourth Proportional to 7,030.19, 10,545.30 and 2,646.47

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Solution

The fourth proportional to 7,030.19, 10,545.30 and 2,646.47 is: 3,969.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030.19 : 10,545.30 = 2,646.47 : x
  2. Step 2: Convert to fraction form
    7,030.19/10,545.30 = 2,646.47/x
  3. Step 3: Cross multiply
    7,030.19x = 10,545.30 × 2,646.47
  4. Step 4: Simplify right side
    7,030.19x = 27,907,767.36
  5. Step 5: Solve for x
    x = 27,907,767.36/7,030.19
  6. Step 6: Final answer
    x = 3,969.71

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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.