Home / 7,543.08-10,409.51-4,185.93

Finding the Fourth Proportional to 7,543.08, 10,409.51 and 4,185.93

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Solution

The fourth proportional to 7,543.08, 10,409.51 and 4,185.93 is: 5,776.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,543.08 : 10,409.51 = 4,185.93 : x
  2. Step 2: Convert to fraction form
    7,543.08/10,409.51 = 4,185.93/x
  3. Step 3: Cross multiply
    7,543.08x = 10,409.51 × 4,185.93
  4. Step 4: Simplify right side
    7,543.08x = 43,573,480.19
  5. Step 5: Solve for x
    x = 43,573,480.19/7,543.08
  6. Step 6: Final answer
    x = 5,776.62

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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.