Home / 9,320.83-13,957.87-5,570.30

Finding the Fourth Proportional to 9,320.83, 13,957.87 and 5,570.30

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Solution

The fourth proportional to 9,320.83, 13,957.87 and 5,570.30 is: 8,341.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320.83 : 13,957.87 = 5,570.30 : x
  2. Step 2: Convert to fraction form
    9,320.83/13,957.87 = 5,570.30/x
  3. Step 3: Cross multiply
    9,320.83x = 13,957.87 × 5,570.30
  4. Step 4: Simplify right side
    9,320.83x = 77,749,523.26
  5. Step 5: Solve for x
    x = 77,749,523.26/9,320.83
  6. Step 6: Final answer
    x = 8,341.48

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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.