Home / 6,549.93-9,038.30-3,717.42

Finding the Fourth Proportional to 6,549.93, 9,038.30 and 3,717.42

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Solution

The fourth proportional to 6,549.93, 9,038.30 and 3,717.42 is: 5,129.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,549.93 : 9,038.30 = 3,717.42 : x
  2. Step 2: Convert to fraction form
    6,549.93/9,038.30 = 3,717.42/x
  3. Step 3: Cross multiply
    6,549.93x = 9,038.30 × 3,717.42
  4. Step 4: Simplify right side
    6,549.93x = 33,599,157.19
  5. Step 5: Solve for x
    x = 33,599,157.19/6,549.93
  6. Step 6: Final answer
    x = 5,129.70

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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.