Home / 7,548.80-10,417.25-4,191.48

Finding the Fourth Proportional to 7,548.80, 10,417.25 and 4,191.48

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Solution

The fourth proportional to 7,548.80, 10,417.25 and 4,191.48 is: 5,784.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.80 : 10,417.25 = 4,191.48 : x
  2. Step 2: Convert to fraction form
    7,548.80/10,417.25 = 4,191.48/x
  3. Step 3: Cross multiply
    7,548.80x = 10,417.25 × 4,191.48
  4. Step 4: Simplify right side
    7,548.80x = 43,663,674.07
  5. Step 5: Solve for x
    x = 43,663,674.07/7,548.80
  6. Step 6: Final answer
    x = 5,784.19

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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.