Home / 1,554.02-2,143.52-924.06

Finding the Fourth Proportional to 1,554.02, 2,143.52 and 924.06

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Solution

The fourth proportional to 1,554.02, 2,143.52 and 924.06 is: 1,274.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554.02 : 2,143.52 = 924.06 : x
  2. Step 2: Convert to fraction form
    1,554.02/2,143.52 = 924.06/x
  3. Step 3: Cross multiply
    1,554.02x = 2,143.52 × 924.06
  4. Step 4: Simplify right side
    1,554.02x = 1,980,741.09
  5. Step 5: Solve for x
    x = 1,980,741.09/1,554.02
  6. Step 6: Final answer
    x = 1,274.59

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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.