Home / 5,208.77-7,812.93-1,510.92

Finding the Fourth Proportional to 5,208.77, 7,812.93 and 1,510.92

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Solution

The fourth proportional to 5,208.77, 7,812.93 and 1,510.92 is: 2,266.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.77 : 7,812.93 = 1,510.92 : x
  2. Step 2: Convert to fraction form
    5,208.77/7,812.93 = 1,510.92/x
  3. Step 3: Cross multiply
    5,208.77x = 7,812.93 × 1,510.92
  4. Step 4: Simplify right side
    5,208.77x = 11,804,712.20
  5. Step 5: Solve for x
    x = 11,804,712.20/5,208.77
  6. Step 6: Final answer
    x = 2,266.32

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1.5x scale

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.