Home / 4,695.02-7,039.34-1,920.88

Finding the Fourth Proportional to 4,695.02, 7,039.34 and 1,920.88

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Solution

The fourth proportional to 4,695.02, 7,039.34 and 1,920.88 is: 2,880.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,695.02 : 7,039.34 = 1,920.88 : x
  2. Step 2: Convert to fraction form
    4,695.02/7,039.34 = 1,920.88/x
  3. Step 3: Cross multiply
    4,695.02x = 7,039.34 × 1,920.88
  4. Step 4: Simplify right side
    4,695.02x = 13,521,727.42
  5. Step 5: Solve for x
    x = 13,521,727.42/4,695.02
  6. Step 6: Final answer
    x = 2,880.01

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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.