Home / 1,534.16-2,118.54-1,452.32

Finding the Fourth Proportional to 1,534.16, 2,118.54 and 1,452.32

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Solution

The fourth proportional to 1,534.16, 2,118.54 and 1,452.32 is: 2,005.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,534.16 : 2,118.54 = 1,452.32 : x
  2. Step 2: Convert to fraction form
    1,534.16/2,118.54 = 1,452.32/x
  3. Step 3: Cross multiply
    1,534.16x = 2,118.54 × 1,452.32
  4. Step 4: Simplify right side
    1,534.16x = 3,076,798.01
  5. Step 5: Solve for x
    x = 3,076,798.01/1,534.16
  6. Step 6: Final answer
    x = 2,005.53

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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.