Home / 4,901.40-7,350.52-1,613.72

Finding the Fourth Proportional to 4,901.40, 7,350.52 and 1,613.72

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Solution

The fourth proportional to 4,901.40, 7,350.52 and 1,613.72 is: 2,420.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.40 : 7,350.52 = 1,613.72 : x
  2. Step 2: Convert to fraction form
    4,901.40/7,350.52 = 1,613.72/x
  3. Step 3: Cross multiply
    4,901.40x = 7,350.52 × 1,613.72
  4. Step 4: Simplify right side
    4,901.40x = 11,861,681.13
  5. Step 5: Solve for x
    x = 11,861,681.13/4,901.40
  6. Step 6: Final answer
    x = 2,420.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.