Home / 3,124.80-4,312.50-2,337.48

Finding the Fourth Proportional to 3,124.80, 4,312.50 and 2,337.48

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Solution

The fourth proportional to 3,124.80, 4,312.50 and 2,337.48 is: 3,225.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.80 : 4,312.50 = 2,337.48 : x
  2. Step 2: Convert to fraction form
    3,124.80/4,312.50 = 2,337.48/x
  3. Step 3: Cross multiply
    3,124.80x = 4,312.50 × 2,337.48
  4. Step 4: Simplify right side
    3,124.80x = 10,080,382.50
  5. Step 5: Solve for x
    x = 10,080,382.50/3,124.80
  6. Step 6: Final answer
    x = 3,225.93

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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.