Home / 4,541.16-6,809.04-1,420.32

Finding the Fourth Proportional to 4,541.16, 6,809.04 and 1,420.32

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Solution

The fourth proportional to 4,541.16, 6,809.04 and 1,420.32 is: 2,129.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,541.16 : 6,809.04 = 1,420.32 : x
  2. Step 2: Convert to fraction form
    4,541.16/6,809.04 = 1,420.32/x
  3. Step 3: Cross multiply
    4,541.16x = 6,809.04 × 1,420.32
  4. Step 4: Simplify right side
    4,541.16x = 9,671,015.69
  5. Step 5: Solve for x
    x = 9,671,015.69/4,541.16
  6. Step 6: Final answer
    x = 2,129.64

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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.