Home / 4,140.77-6,210.95-1,543.50

Finding the Fourth Proportional to 4,140.77, 6,210.95 and 1,543.50

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Solution

The fourth proportional to 4,140.77, 6,210.95 and 1,543.50 is: 2,315.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.77 : 6,210.95 = 1,543.50 : x
  2. Step 2: Convert to fraction form
    4,140.77/6,210.95 = 1,543.50/x
  3. Step 3: Cross multiply
    4,140.77x = 6,210.95 × 1,543.50
  4. Step 4: Simplify right side
    4,140.77x = 9,586,593.61
  5. Step 5: Solve for x
    x = 9,586,593.61/4,140.77
  6. Step 6: Final answer
    x = 2,315.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.