Home / 4,643.46-6,407.10-2,875.50

Finding the Fourth Proportional to 4,643.46, 6,407.10 and 2,875.50

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Solution

The fourth proportional to 4,643.46, 6,407.10 and 2,875.50 is: 3,967.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643.46 : 6,407.10 = 2,875.50 : x
  2. Step 2: Convert to fraction form
    4,643.46/6,407.10 = 2,875.50/x
  3. Step 3: Cross multiply
    4,643.46x = 6,407.10 × 2,875.50
  4. Step 4: Simplify right side
    4,643.46x = 18,423,616.05
  5. Step 5: Solve for x
    x = 18,423,616.05/4,643.46
  6. Step 6: Final answer
    x = 3,967.65

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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.