Home / 7,387.39-10,194.36-4,402.54

Finding the Fourth Proportional to 7,387.39, 10,194.36 and 4,402.54

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Solution

The fourth proportional to 7,387.39, 10,194.36 and 4,402.54 is: 6,075.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.39 : 10,194.36 = 4,402.54 : x
  2. Step 2: Convert to fraction form
    7,387.39/10,194.36 = 4,402.54/x
  3. Step 3: Cross multiply
    7,387.39x = 10,194.36 × 4,402.54
  4. Step 4: Simplify right side
    7,387.39x = 44,881,077.67
  5. Step 5: Solve for x
    x = 44,881,077.67/7,387.39
  6. Step 6: Final answer
    x = 6,075.36

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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.