Home / 7,752.24-10,698.18-4,395.78

Finding the Fourth Proportional to 7,752.24, 10,698.18 and 4,395.78

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Solution

The fourth proportional to 7,752.24, 10,698.18 and 4,395.78 is: 6,066.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,752.24 : 10,698.18 = 4,395.78 : x
  2. Step 2: Convert to fraction form
    7,752.24/10,698.18 = 4,395.78/x
  3. Step 3: Cross multiply
    7,752.24x = 10,698.18 × 4,395.78
  4. Step 4: Simplify right side
    7,752.24x = 47,026,845.68
  5. Step 5: Solve for x
    x = 47,026,845.68/7,752.24
  6. Step 6: Final answer
    x = 6,066.23

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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.