Home / 2,902.02-4,355.08-1,807.14

Finding the Fourth Proportional to 2,902.02, 4,355.08 and 1,807.14

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Solution

The fourth proportional to 2,902.02, 4,355.08 and 1,807.14 is: 2,711.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902.02 : 4,355.08 = 1,807.14 : x
  2. Step 2: Convert to fraction form
    2,902.02/4,355.08 = 1,807.14/x
  3. Step 3: Cross multiply
    2,902.02x = 4,355.08 × 1,807.14
  4. Step 4: Simplify right side
    2,902.02x = 7,870,239.27
  5. Step 5: Solve for x
    x = 7,870,239.27/2,902.02
  6. Step 6: Final answer
    x = 2,711.99

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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.