Home / 4,386.02-6,054.78-2,815.06

Finding the Fourth Proportional to 4,386.02, 6,054.78 and 2,815.06

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Solution

The fourth proportional to 4,386.02, 6,054.78 and 2,815.06 is: 3,886.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.02 : 6,054.78 = 2,815.06 : x
  2. Step 2: Convert to fraction form
    4,386.02/6,054.78 = 2,815.06/x
  3. Step 3: Cross multiply
    4,386.02x = 6,054.78 × 2,815.06
  4. Step 4: Simplify right side
    4,386.02x = 17,044,568.99
  5. Step 5: Solve for x
    x = 17,044,568.99/4,386.02
  6. Step 6: Final answer
    x = 3,886.11

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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.