Home / 2,077.04-2,866.28-1,237.75

Finding the Fourth Proportional to 2,077.04, 2,866.28 and 1,237.75

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Solution

The fourth proportional to 2,077.04, 2,866.28 and 1,237.75 is: 1,708.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.04 : 2,866.28 = 1,237.75 : x
  2. Step 2: Convert to fraction form
    2,077.04/2,866.28 = 1,237.75/x
  3. Step 3: Cross multiply
    2,077.04x = 2,866.28 × 1,237.75
  4. Step 4: Simplify right side
    2,077.04x = 3,547,724.72
  5. Step 5: Solve for x
    x = 3,547,724.72/2,077.04
  6. Step 6: Final answer
    x = 1,708.07

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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.