Home / 4,639.51-6,402.60-2,543.50

Finding the Fourth Proportional to 4,639.51, 6,402.60 and 2,543.50

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Solution

The fourth proportional to 4,639.51, 6,402.60 and 2,543.50 is: 3,510.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.51 : 6,402.60 = 2,543.50 : x
  2. Step 2: Convert to fraction form
    4,639.51/6,402.60 = 2,543.50/x
  3. Step 3: Cross multiply
    4,639.51x = 6,402.60 × 2,543.50
  4. Step 4: Simplify right side
    4,639.51x = 16,285,013.10
  5. Step 5: Solve for x
    x = 16,285,013.10/4,639.51
  6. Step 6: Final answer
    x = 3,510.07

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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.