Home / 2,097.36-2,895.36-1,417.20

Finding the Fourth Proportional to 2,097.36, 2,895.36 and 1,417.20

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Solution

The fourth proportional to 2,097.36, 2,895.36 and 1,417.20 is: 1,956.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,097.36 : 2,895.36 = 1,417.20 : x
  2. Step 2: Convert to fraction form
    2,097.36/2,895.36 = 1,417.20/x
  3. Step 3: Cross multiply
    2,097.36x = 2,895.36 × 1,417.20
  4. Step 4: Simplify right side
    2,097.36x = 4,103,304.19
  5. Step 5: Solve for x
    x = 4,103,304.19/2,097.36
  6. Step 6: Final answer
    x = 1,956.41

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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.