Home / 5,403.66-7,457.04-3,045.81

Finding the Fourth Proportional to 5,403.66, 7,457.04 and 3,045.81

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Solution

The fourth proportional to 5,403.66, 7,457.04 and 3,045.81 is: 4,203.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.66 : 7,457.04 = 3,045.81 : x
  2. Step 2: Convert to fraction form
    5,403.66/7,457.04 = 3,045.81/x
  3. Step 3: Cross multiply
    5,403.66x = 7,457.04 × 3,045.81
  4. Step 4: Simplify right side
    5,403.66x = 22,712,727.00
  5. Step 5: Solve for x
    x = 22,712,727.00/5,403.66
  6. Step 6: Final answer
    x = 4,203.21

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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.