Home / 1,901.07-2,623.29-1,061.70

Finding the Fourth Proportional to 1,901.07, 2,623.29 and 1,061.70

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Solution

The fourth proportional to 1,901.07, 2,623.29 and 1,061.70 is: 1,465.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901.07 : 2,623.29 = 1,061.70 : x
  2. Step 2: Convert to fraction form
    1,901.07/2,623.29 = 1,061.70/x
  3. Step 3: Cross multiply
    1,901.07x = 2,623.29 × 1,061.70
  4. Step 4: Simplify right side
    1,901.07x = 2,785,133.17
  5. Step 5: Solve for x
    x = 2,785,133.17/1,901.07
  6. Step 6: Final answer
    x = 1,465.03

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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.