Home / 2,043.24-3,064.14-947.40

Finding the Fourth Proportional to 2,043.24, 3,064.14 and 947.40

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Solution

The fourth proportional to 2,043.24, 3,064.14 and 947.40 is: 1,420.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.24 : 3,064.14 = 947.40 : x
  2. Step 2: Convert to fraction form
    2,043.24/3,064.14 = 947.40/x
  3. Step 3: Cross multiply
    2,043.24x = 3,064.14 × 947.40
  4. Step 4: Simplify right side
    2,043.24x = 2,902,966.24
  5. Step 5: Solve for x
    x = 2,902,966.24/2,043.24
  6. Step 6: Final answer
    x = 1,420.77

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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.