Home / 4,681.28-6,457.40-3,002.07

Finding the Fourth Proportional to 4,681.28, 6,457.40 and 3,002.07

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Solution

The fourth proportional to 4,681.28, 6,457.40 and 3,002.07 is: 4,141.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.28 : 6,457.40 = 3,002.07 : x
  2. Step 2: Convert to fraction form
    4,681.28/6,457.40 = 3,002.07/x
  3. Step 3: Cross multiply
    4,681.28x = 6,457.40 × 3,002.07
  4. Step 4: Simplify right side
    4,681.28x = 19,385,551.81
  5. Step 5: Solve for x
    x = 19,385,551.81/4,681.28
  6. Step 6: Final answer
    x = 4,141.08

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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.