Home / 7,528.41-10,378.98-5,010.66

Finding the Fourth Proportional to 7,528.41, 10,378.98 and 5,010.66

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Solution

The fourth proportional to 7,528.41, 10,378.98 and 5,010.66 is: 6,907.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528.41 : 10,378.98 = 5,010.66 : x
  2. Step 2: Convert to fraction form
    7,528.41/10,378.98 = 5,010.66/x
  3. Step 3: Cross multiply
    7,528.41x = 10,378.98 × 5,010.66
  4. Step 4: Simplify right side
    7,528.41x = 52,005,539.93
  5. Step 5: Solve for x
    x = 52,005,539.93/7,528.41
  6. Step 6: Final answer
    x = 6,907.90

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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.