Home / 4,288.06-6,430.56-2,210.32

Finding the Fourth Proportional to 4,288.06, 6,430.56 and 2,210.32

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Solution

The fourth proportional to 4,288.06, 6,430.56 and 2,210.32 is: 3,314.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288.06 : 6,430.56 = 2,210.32 : x
  2. Step 2: Convert to fraction form
    4,288.06/6,430.56 = 2,210.32/x
  3. Step 3: Cross multiply
    4,288.06x = 6,430.56 × 2,210.32
  4. Step 4: Simplify right side
    4,288.06x = 14,213,595.38
  5. Step 5: Solve for x
    x = 14,213,595.38/4,288.06
  6. Step 6: Final answer
    x = 3,314.69

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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.