Home / 4,945.02-7,417.48-1,247.17

Finding the Fourth Proportional to 4,945.02, 7,417.48 and 1,247.17

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Solution

The fourth proportional to 4,945.02, 7,417.48 and 1,247.17 is: 1,870.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,945.02 : 7,417.48 = 1,247.17 : x
  2. Step 2: Convert to fraction form
    4,945.02/7,417.48 = 1,247.17/x
  3. Step 3: Cross multiply
    4,945.02x = 7,417.48 × 1,247.17
  4. Step 4: Simplify right side
    4,945.02x = 9,250,858.53
  5. Step 5: Solve for x
    x = 9,250,858.53/4,945.02
  6. Step 6: Final answer
    x = 1,870.74

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Similar ratio
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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.