Home / 10,030.89-15,033.45-3,783.46

Finding the Fourth Proportional to 10,030.89, 15,033.45 and 3,783.46

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Solution

The fourth proportional to 10,030.89, 15,033.45 and 3,783.46 is: 5,670.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.89 : 15,033.45 = 3,783.46 : x
  2. Step 2: Convert to fraction form
    10,030.89/15,033.45 = 3,783.46/x
  3. Step 3: Cross multiply
    10,030.89x = 15,033.45 × 3,783.46
  4. Step 4: Simplify right side
    10,030.89x = 56,878,464.19
  5. Step 5: Solve for x
    x = 56,878,464.19/10,030.89
  6. Step 6: Final answer
    x = 5,670.33

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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.