Home / 1,901.20-2,623.58-1,061.84

Finding the Fourth Proportional to 1,901.20, 2,623.58 and 1,061.84

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Solution

The fourth proportional to 1,901.20, 2,623.58 and 1,061.84 is: 1,465.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901.20 : 2,623.58 = 1,061.84 : x
  2. Step 2: Convert to fraction form
    1,901.20/2,623.58 = 1,061.84/x
  3. Step 3: Cross multiply
    1,901.20x = 2,623.58 × 1,061.84
  4. Step 4: Simplify right side
    1,901.20x = 2,785,822.19
  5. Step 5: Solve for x
    x = 2,785,822.19/1,901.20
  6. Step 6: Final answer
    x = 1,465.30

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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.