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Finding the Fourth Proportional to 1,595.51, 2,392.34 and 946.70

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Solution

The fourth proportional to 1,595.51, 2,392.34 and 946.70 is: 1,419.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.51 : 2,392.34 = 946.70 : x
  2. Step 2: Convert to fraction form
    1,595.51/2,392.34 = 946.70/x
  3. Step 3: Cross multiply
    1,595.51x = 2,392.34 × 946.70
  4. Step 4: Simplify right side
    1,595.51x = 2,264,823.54
  5. Step 5: Solve for x
    x = 2,264,823.54/1,595.51
  6. Step 6: Final answer
    x = 1,419.50

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1.5x scale

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.