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Finding the Fourth Proportional to 7,349.35, 10,153.49 and 7,293.99

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Solution

The fourth proportional to 7,349.35, 10,153.49 and 7,293.99 is: 10,077.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,349.35 : 10,153.49 = 7,293.99 : x
  2. Step 2: Convert to fraction form
    7,349.35/10,153.49 = 7,293.99/x
  3. Step 3: Cross multiply
    7,349.35x = 10,153.49 × 7,293.99
  4. Step 4: Simplify right side
    7,349.35x = 74,059,415.51
  5. Step 5: Solve for x
    x = 74,059,415.51/7,349.35
  6. Step 6: Final answer
    x = 10,077.01

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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.