Home / 1,417.39-2,125.06-954.02

Finding the Fourth Proportional to 1,417.39, 2,125.06 and 954.02

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Solution

The fourth proportional to 1,417.39, 2,125.06 and 954.02 is: 1,430.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417.39 : 2,125.06 = 954.02 : x
  2. Step 2: Convert to fraction form
    1,417.39/2,125.06 = 954.02/x
  3. Step 3: Cross multiply
    1,417.39x = 2,125.06 × 954.02
  4. Step 4: Simplify right side
    1,417.39x = 2,027,349.74
  5. Step 5: Solve for x
    x = 2,027,349.74/1,417.39
  6. Step 6: Final answer
    x = 1,430.34

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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.