Home / 2,080.16-3,117.53-846.13

Finding the Fourth Proportional to 2,080.16, 3,117.53 and 846.13

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Solution

The fourth proportional to 2,080.16, 3,117.53 and 846.13 is: 1,268.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080.16 : 3,117.53 = 846.13 : x
  2. Step 2: Convert to fraction form
    2,080.16/3,117.53 = 846.13/x
  3. Step 3: Cross multiply
    2,080.16x = 3,117.53 × 846.13
  4. Step 4: Simplify right side
    2,080.16x = 2,637,835.66
  5. Step 5: Solve for x
    x = 2,637,835.66/2,080.16
  6. Step 6: Final answer
    x = 1,268.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.