Home / 8,886.12-13,325.31-4,725.13

Finding the Fourth Proportional to 8,886.12, 13,325.31 and 4,725.13

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Solution

The fourth proportional to 8,886.12, 13,325.31 and 4,725.13 is: 7,085.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,886.12 : 13,325.31 = 4,725.13 : x
  2. Step 2: Convert to fraction form
    8,886.12/13,325.31 = 4,725.13/x
  3. Step 3: Cross multiply
    8,886.12x = 13,325.31 × 4,725.13
  4. Step 4: Simplify right side
    8,886.12x = 62,963,822.04
  5. Step 5: Solve for x
    x = 62,963,822.04/8,886.12
  6. Step 6: Final answer
    x = 7,085.64

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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.