Home / 7,573.16-10,449.86-4,428.74

Finding the Fourth Proportional to 7,573.16, 10,449.86 and 4,428.74

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Solution

The fourth proportional to 7,573.16, 10,449.86 and 4,428.74 is: 6,111.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.16 : 10,449.86 = 4,428.74 : x
  2. Step 2: Convert to fraction form
    7,573.16/10,449.86 = 4,428.74/x
  3. Step 3: Cross multiply
    7,573.16x = 10,449.86 × 4,428.74
  4. Step 4: Simplify right side
    7,573.16x = 46,279,712.98
  5. Step 5: Solve for x
    x = 46,279,712.98/7,573.16
  6. Step 6: Final answer
    x = 6,111.02

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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.