Home / 4,225.12-5,831.02-2,457.30

Finding the Fourth Proportional to 4,225.12, 5,831.02 and 2,457.30

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Solution

The fourth proportional to 4,225.12, 5,831.02 and 2,457.30 is: 3,391.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,225.12 : 5,831.02 = 2,457.30 : x
  2. Step 2: Convert to fraction form
    4,225.12/5,831.02 = 2,457.30/x
  3. Step 3: Cross multiply
    4,225.12x = 5,831.02 × 2,457.30
  4. Step 4: Simplify right side
    4,225.12x = 14,328,565.45
  5. Step 5: Solve for x
    x = 14,328,565.45/4,225.12
  6. Step 6: Final answer
    x = 3,391.28

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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.