Home / 7,756.02-10,703.25-4,219.24

Finding the Fourth Proportional to 7,756.02, 10,703.25 and 4,219.24

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Solution

The fourth proportional to 7,756.02, 10,703.25 and 4,219.24 is: 5,822.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756.02 : 10,703.25 = 4,219.24 : x
  2. Step 2: Convert to fraction form
    7,756.02/10,703.25 = 4,219.24/x
  3. Step 3: Cross multiply
    7,756.02x = 10,703.25 × 4,219.24
  4. Step 4: Simplify right side
    7,756.02x = 45,159,505.92
  5. Step 5: Solve for x
    x = 45,159,505.92/7,756.02
  6. Step 6: Final answer
    x = 5,822.51

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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.