Home / 4,651.02-6,421.28-2,973.11

Finding the Fourth Proportional to 4,651.02, 6,421.28 and 2,973.11

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Solution

The fourth proportional to 4,651.02, 6,421.28 and 2,973.11 is: 4,104.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,651.02 : 6,421.28 = 2,973.11 : x
  2. Step 2: Convert to fraction form
    4,651.02/6,421.28 = 2,973.11/x
  3. Step 3: Cross multiply
    4,651.02x = 6,421.28 × 2,973.11
  4. Step 4: Simplify right side
    4,651.02x = 19,091,124.81
  5. Step 5: Solve for x
    x = 19,091,124.81/4,651.02
  6. Step 6: Final answer
    x = 4,104.72

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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.