Home / 7,030.40-10,544.31-2,646.41

Finding the Fourth Proportional to 7,030.40, 10,544.31 and 2,646.41

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Solution

The fourth proportional to 7,030.40, 10,544.31 and 2,646.41 is: 3,969.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030.40 : 10,544.31 = 2,646.41 : x
  2. Step 2: Convert to fraction form
    7,030.40/10,544.31 = 2,646.41/x
  3. Step 3: Cross multiply
    7,030.40x = 10,544.31 × 2,646.41
  4. Step 4: Simplify right side
    7,030.40x = 27,904,514.71
  5. Step 5: Solve for x
    x = 27,904,514.71/7,030.40
  6. Step 6: Final answer
    x = 3,969.12

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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.