Home / 7,548.95-10,417.38-4,191.57

Finding the Fourth Proportional to 7,548.95, 10,417.38 and 4,191.57

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Solution

The fourth proportional to 7,548.95, 10,417.38 and 4,191.57 is: 5,784.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.95 : 10,417.38 = 4,191.57 : x
  2. Step 2: Convert to fraction form
    7,548.95/10,417.38 = 4,191.57/x
  3. Step 3: Cross multiply
    7,548.95x = 10,417.38 × 4,191.57
  4. Step 4: Simplify right side
    7,548.95x = 43,665,177.49
  5. Step 5: Solve for x
    x = 43,665,177.49/7,548.95
  6. Step 6: Final answer
    x = 5,784.28

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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.