Home / 10,351.51-15,527.77-2,957.05

Finding the Fourth Proportional to 10,351.51, 15,527.77 and 2,957.05

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Solution

The fourth proportional to 10,351.51, 15,527.77 and 2,957.05 is: 4,435.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,351.51 : 15,527.77 = 2,957.05 : x
  2. Step 2: Convert to fraction form
    10,351.51/15,527.77 = 2,957.05/x
  3. Step 3: Cross multiply
    10,351.51x = 15,527.77 × 2,957.05
  4. Step 4: Simplify right side
    10,351.51x = 45,916,404.30
  5. Step 5: Solve for x
    x = 45,916,404.30/10,351.51
  6. Step 6: Final answer
    x = 4,435.72

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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.