Home / 4,574.84-6,315.02-2,808.82

Finding the Fourth Proportional to 4,574.84, 6,315.02 and 2,808.82

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Solution

The fourth proportional to 4,574.84, 6,315.02 and 2,808.82 is: 3,877.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,574.84 : 6,315.02 = 2,808.82 : x
  2. Step 2: Convert to fraction form
    4,574.84/6,315.02 = 2,808.82/x
  3. Step 3: Cross multiply
    4,574.84x = 6,315.02 × 2,808.82
  4. Step 4: Simplify right side
    4,574.84x = 17,737,754.48
  5. Step 5: Solve for x
    x = 17,737,754.48/4,574.84
  6. Step 6: Final answer
    x = 3,877.24

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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.