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Finding the Fourth Proportional to 10,376.93, 14,303.09 and 7,353.06

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Solution

The fourth proportional to 10,376.93, 14,303.09 and 7,353.06 is: 10,135.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,376.93 : 14,303.09 = 7,353.06 : x
  2. Step 2: Convert to fraction form
    10,376.93/14,303.09 = 7,353.06/x
  3. Step 3: Cross multiply
    10,376.93x = 14,303.09 × 7,353.06
  4. Step 4: Simplify right side
    10,376.93x = 105,171,442.19
  5. Step 5: Solve for x
    x = 105,171,442.19/10,376.93
  6. Step 6: Final answer
    x = 10,135.13

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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.