Home / 3,484.80-5,227.58-1,510.64

Finding the Fourth Proportional to 3,484.80, 5,227.58 and 1,510.64

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Solution

The fourth proportional to 3,484.80, 5,227.58 and 1,510.64 is: 2,266.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,484.80 : 5,227.58 = 1,510.64 : x
  2. Step 2: Convert to fraction form
    3,484.80/5,227.58 = 1,510.64/x
  3. Step 3: Cross multiply
    3,484.80x = 5,227.58 × 1,510.64
  4. Step 4: Simplify right side
    3,484.80x = 7,896,957.76
  5. Step 5: Solve for x
    x = 7,896,957.76/3,484.80
  6. Step 6: Final answer
    x = 2,266.12

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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.