Home / 1,708.81-2,358.18-962.77

Finding the Fourth Proportional to 1,708.81, 2,358.18 and 962.77

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Solution

The fourth proportional to 1,708.81, 2,358.18 and 962.77 is: 1,328.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708.81 : 2,358.18 = 962.77 : x
  2. Step 2: Convert to fraction form
    1,708.81/2,358.18 = 962.77/x
  3. Step 3: Cross multiply
    1,708.81x = 2,358.18 × 962.77
  4. Step 4: Simplify right side
    1,708.81x = 2,270,383.48
  5. Step 5: Solve for x
    x = 2,270,383.48/1,708.81
  6. Step 6: Final answer
    x = 1,328.63

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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.