Home / 1,457.04-2,010.36-867.24

Finding the Fourth Proportional to 1,457.04, 2,010.36 and 867.24

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Solution

The fourth proportional to 1,457.04, 2,010.36 and 867.24 is: 1,196.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457.04 : 2,010.36 = 867.24 : x
  2. Step 2: Convert to fraction form
    1,457.04/2,010.36 = 867.24/x
  3. Step 3: Cross multiply
    1,457.04x = 2,010.36 × 867.24
  4. Step 4: Simplify right side
    1,457.04x = 1,743,464.61
  5. Step 5: Solve for x
    x = 1,743,464.61/1,457.04
  6. Step 6: Final answer
    x = 1,196.58

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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.