Home / 4,681.02-6,458.91-2,818.14

Finding the Fourth Proportional to 4,681.02, 6,458.91 and 2,818.14

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Solution

The fourth proportional to 4,681.02, 6,458.91 and 2,818.14 is: 3,888.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.02 : 6,458.91 = 2,818.14 : x
  2. Step 2: Convert to fraction form
    4,681.02/6,458.91 = 2,818.14/x
  3. Step 3: Cross multiply
    4,681.02x = 6,458.91 × 2,818.14
  4. Step 4: Simplify right side
    4,681.02x = 18,202,112.63
  5. Step 5: Solve for x
    x = 18,202,112.63/4,681.02
  6. Step 6: Final answer
    x = 3,888.49

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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.