Home / 9,247.28-13,871.10-4,315.58

Finding the Fourth Proportional to 9,247.28, 13,871.10 and 4,315.58

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Solution

The fourth proportional to 9,247.28, 13,871.10 and 4,315.58 is: 6,473.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247.28 : 13,871.10 = 4,315.58 : x
  2. Step 2: Convert to fraction form
    9,247.28/13,871.10 = 4,315.58/x
  3. Step 3: Cross multiply
    9,247.28x = 13,871.10 × 4,315.58
  4. Step 4: Simplify right side
    9,247.28x = 59,861,841.74
  5. Step 5: Solve for x
    x = 59,861,841.74/9,247.28
  6. Step 6: Final answer
    x = 6,473.45

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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.