Home / 7,401.63-10,215.69-4,752.39

Finding the Fourth Proportional to 7,401.63, 10,215.69 and 4,752.39

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Solution

The fourth proportional to 7,401.63, 10,215.69 and 4,752.39 is: 6,559.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401.63 : 10,215.69 = 4,752.39 : x
  2. Step 2: Convert to fraction form
    7,401.63/10,215.69 = 4,752.39/x
  3. Step 3: Cross multiply
    7,401.63x = 10,215.69 × 4,752.39
  4. Step 4: Simplify right side
    7,401.63x = 48,548,943.00
  5. Step 5: Solve for x
    x = 48,548,943.00/7,401.63
  6. Step 6: Final answer
    x = 6,559.22

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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.