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Finding the Fourth Proportional to 7,330.95, 10,130.10 and 5,338.02

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Solution

The fourth proportional to 7,330.95, 10,130.10 and 5,338.02 is: 7,376.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,330.95 : 10,130.10 = 5,338.02 : x
  2. Step 2: Convert to fraction form
    7,330.95/10,130.10 = 5,338.02/x
  3. Step 3: Cross multiply
    7,330.95x = 10,130.10 × 5,338.02
  4. Step 4: Simplify right side
    7,330.95x = 54,074,676.40
  5. Step 5: Solve for x
    x = 54,074,676.40/7,330.95
  6. Step 6: Final answer
    x = 7,376.22

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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.