Home / 9,349.28-12,903.06-5,317.03

Finding the Fourth Proportional to 9,349.28, 12,903.06 and 5,317.03

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Solution

The fourth proportional to 9,349.28, 12,903.06 and 5,317.03 is: 7,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,349.28 : 12,903.06 = 5,317.03 : x
  2. Step 2: Convert to fraction form
    9,349.28/12,903.06 = 5,317.03/x
  3. Step 3: Cross multiply
    9,349.28x = 12,903.06 × 5,317.03
  4. Step 4: Simplify right side
    9,349.28x = 68,605,957.11
  5. Step 5: Solve for x
    x = 68,605,957.11/9,349.28
  6. Step 6: Final answer
    x = 7,338.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.