Home / 5,319.23-7,337.27-3,430.11

Finding the Fourth Proportional to 5,319.23, 7,337.27 and 3,430.11

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Solution

The fourth proportional to 5,319.23, 7,337.27 and 3,430.11 is: 4,731.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.23 : 7,337.27 = 3,430.11 : x
  2. Step 2: Convert to fraction form
    5,319.23/7,337.27 = 3,430.11/x
  3. Step 3: Cross multiply
    5,319.23x = 7,337.27 × 3,430.11
  4. Step 4: Simplify right side
    5,319.23x = 25,167,643.20
  5. Step 5: Solve for x
    x = 25,167,643.20/5,319.23
  6. Step 6: Final answer
    x = 4,731.44

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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.