Home / 7,323.36-10,985.58-2,646.15

Finding the Fourth Proportional to 7,323.36, 10,985.58 and 2,646.15

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Solution

The fourth proportional to 7,323.36, 10,985.58 and 2,646.15 is: 3,969.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,323.36 : 10,985.58 = 2,646.15 : x
  2. Step 2: Convert to fraction form
    7,323.36/10,985.58 = 2,646.15/x
  3. Step 3: Cross multiply
    7,323.36x = 10,985.58 × 2,646.15
  4. Step 4: Simplify right side
    7,323.36x = 29,069,492.52
  5. Step 5: Solve for x
    x = 29,069,492.52/7,323.36
  6. Step 6: Final answer
    x = 3,969.42

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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.