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Finding the Fourth Proportional to 9,607.53, 14,315.79 and 8,559.48

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Solution

The fourth proportional to 9,607.53, 14,315.79 and 8,559.48 is: 12,754.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,607.53 : 14,315.79 = 8,559.48 : x
  2. Step 2: Convert to fraction form
    9,607.53/14,315.79 = 8,559.48/x
  3. Step 3: Cross multiply
    9,607.53x = 14,315.79 × 8,559.48
  4. Step 4: Simplify right side
    9,607.53x = 122,535,696.79
  5. Step 5: Solve for x
    x = 122,535,696.79/9,607.53
  6. Step 6: Final answer
    x = 12,754.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.