Home / 6,210.87-8,572.60-4,322.76

Finding the Fourth Proportional to 6,210.87, 8,572.60 and 4,322.76

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Solution

The fourth proportional to 6,210.87, 8,572.60 and 4,322.76 is: 5,966.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,210.87 : 8,572.60 = 4,322.76 : x
  2. Step 2: Convert to fraction form
    6,210.87/8,572.60 = 4,322.76/x
  3. Step 3: Cross multiply
    6,210.87x = 8,572.60 × 4,322.76
  4. Step 4: Simplify right side
    6,210.87x = 37,057,292.38
  5. Step 5: Solve for x
    x = 37,057,292.38/6,210.87
  6. Step 6: Final answer
    x = 5,966.52

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Half scale
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Double scale
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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.