Home / 1,547.02-2,134.95-941.37

Finding the Fourth Proportional to 1,547.02, 2,134.95 and 941.37

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Solution

The fourth proportional to 1,547.02, 2,134.95 and 941.37 is: 1,299.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547.02 : 2,134.95 = 941.37 : x
  2. Step 2: Convert to fraction form
    1,547.02/2,134.95 = 941.37/x
  3. Step 3: Cross multiply
    1,547.02x = 2,134.95 × 941.37
  4. Step 4: Simplify right side
    1,547.02x = 2,009,766.35
  5. Step 5: Solve for x
    x = 2,009,766.35/1,547.02
  6. Step 6: Final answer
    x = 1,299.12

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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.