Home / 7,532.23-11,298.93-1,985.51

Finding the Fourth Proportional to 7,532.23, 11,298.93 and 1,985.51

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Solution

The fourth proportional to 7,532.23, 11,298.93 and 1,985.51 is: 2,978.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,532.23 : 11,298.93 = 1,985.51 : x
  2. Step 2: Convert to fraction form
    7,532.23/11,298.93 = 1,985.51/x
  3. Step 3: Cross multiply
    7,532.23x = 11,298.93 × 1,985.51
  4. Step 4: Simplify right side
    7,532.23x = 22,434,138.50
  5. Step 5: Solve for x
    x = 22,434,138.50/7,532.23
  6. Step 6: Final answer
    x = 2,978.42

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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.