Home / 7,548.58-10,417.38-4,191.45

Finding the Fourth Proportional to 7,548.58, 10,417.38 and 4,191.45

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Solution

The fourth proportional to 7,548.58, 10,417.38 and 4,191.45 is: 5,784.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.58 : 10,417.38 = 4,191.45 : x
  2. Step 2: Convert to fraction form
    7,548.58/10,417.38 = 4,191.45/x
  3. Step 3: Cross multiply
    7,548.58x = 10,417.38 × 4,191.45
  4. Step 4: Simplify right side
    7,548.58x = 43,663,872.62
  5. Step 5: Solve for x
    x = 43,663,872.62/7,548.58
  6. Step 6: Final answer
    x = 5,784.39

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Double scale
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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.