Home / 1,930.02-2,895.03-1,547.70

Finding the Fourth Proportional to 1,930.02, 2,895.03 and 1,547.70

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Solution

The fourth proportional to 1,930.02, 2,895.03 and 1,547.70 is: 2,321.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930.02 : 2,895.03 = 1,547.70 : x
  2. Step 2: Convert to fraction form
    1,930.02/2,895.03 = 1,547.70/x
  3. Step 3: Cross multiply
    1,930.02x = 2,895.03 × 1,547.70
  4. Step 4: Simplify right side
    1,930.02x = 4,480,637.93
  5. Step 5: Solve for x
    x = 4,480,637.93/1,930.02
  6. Step 6: Final answer
    x = 2,321.55

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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.