Home / 2,430.23-3,345.98-2,056.41

Finding the Fourth Proportional to 2,430.23, 3,345.98 and 2,056.41

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Solution

The fourth proportional to 2,430.23, 3,345.98 and 2,056.41 is: 2,831.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.23 : 3,345.98 = 2,056.41 : x
  2. Step 2: Convert to fraction form
    2,430.23/3,345.98 = 2,056.41/x
  3. Step 3: Cross multiply
    2,430.23x = 3,345.98 × 2,056.41
  4. Step 4: Simplify right side
    2,430.23x = 6,880,696.45
  5. Step 5: Solve for x
    x = 6,880,696.45/2,430.23
  6. Step 6: Final answer
    x = 2,831.30

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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.