Home / 9,280.53-12,807.23-5,301.09

Finding the Fourth Proportional to 9,280.53, 12,807.23 and 5,301.09

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Solution

The fourth proportional to 9,280.53, 12,807.23 and 5,301.09 is: 7,315.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,280.53 : 12,807.23 = 5,301.09 : x
  2. Step 2: Convert to fraction form
    9,280.53/12,807.23 = 5,301.09/x
  3. Step 3: Cross multiply
    9,280.53x = 12,807.23 × 5,301.09
  4. Step 4: Simplify right side
    9,280.53x = 67,892,252.38
  5. Step 5: Solve for x
    x = 67,892,252.38/9,280.53
  6. Step 6: Final answer
    x = 7,315.56

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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.