Home / 1,484.55-2,047.01-1,264.23

Finding the Fourth Proportional to 1,484.55, 2,047.01 and 1,264.23

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Solution

The fourth proportional to 1,484.55, 2,047.01 and 1,264.23 is: 1,743.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484.55 : 2,047.01 = 1,264.23 : x
  2. Step 2: Convert to fraction form
    1,484.55/2,047.01 = 1,264.23/x
  3. Step 3: Cross multiply
    1,484.55x = 2,047.01 × 1,264.23
  4. Step 4: Simplify right side
    1,484.55x = 2,587,885.13
  5. Step 5: Solve for x
    x = 2,587,885.13/1,484.55
  6. Step 6: Final answer
    x = 1,743.21

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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.