Home / 4,711.04-7,065.80-1,423.56

Finding the Fourth Proportional to 4,711.04, 7,065.80 and 1,423.56

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Solution

The fourth proportional to 4,711.04, 7,065.80 and 1,423.56 is: 2,135.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.04 : 7,065.80 = 1,423.56 : x
  2. Step 2: Convert to fraction form
    4,711.04/7,065.80 = 1,423.56/x
  3. Step 3: Cross multiply
    4,711.04x = 7,065.80 × 1,423.56
  4. Step 4: Simplify right side
    4,711.04x = 10,058,590.25
  5. Step 5: Solve for x
    x = 10,058,590.25/4,711.04
  6. Step 6: Final answer
    x = 2,135.11

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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.