Home / 2,929.02-4,393.36-737.74

Finding the Fourth Proportional to 2,929.02, 4,393.36 and 737.74

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Solution

The fourth proportional to 2,929.02, 4,393.36 and 737.74 is: 1,106.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929.02 : 4,393.36 = 737.74 : x
  2. Step 2: Convert to fraction form
    2,929.02/4,393.36 = 737.74/x
  3. Step 3: Cross multiply
    2,929.02x = 4,393.36 × 737.74
  4. Step 4: Simplify right side
    2,929.02x = 3,241,157.41
  5. Step 5: Solve for x
    x = 3,241,157.41/2,929.02
  6. Step 6: Final answer
    x = 1,106.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.