Home / 5,595.04-7,721-3,077.40

Finding the Fourth Proportional to 5,595.04, 7,721 and 3,077.40

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Solution

The fourth proportional to 5,595.04, 7,721 and 3,077.40 is: 4,246.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,595.04 : 7,721 = 3,077.40 : x
  2. Step 2: Convert to fraction form
    5,595.04/7,721 = 3,077.40/x
  3. Step 3: Cross multiply
    5,595.04x = 7,721 × 3,077.40
  4. Step 4: Simplify right side
    5,595.04x = 23,760,605.40
  5. Step 5: Solve for x
    x = 23,760,605.40/5,595.04
  6. Step 6: Final answer
    x = 4,246.73

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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.