Home / 2,962.35-4,088.01-1,686.23

Finding the Fourth Proportional to 2,962.35, 4,088.01 and 1,686.23

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Solution

The fourth proportional to 2,962.35, 4,088.01 and 1,686.23 is: 2,326.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.35 : 4,088.01 = 1,686.23 : x
  2. Step 2: Convert to fraction form
    2,962.35/4,088.01 = 1,686.23/x
  3. Step 3: Cross multiply
    2,962.35x = 4,088.01 × 1,686.23
  4. Step 4: Simplify right side
    2,962.35x = 6,893,325.10
  5. Step 5: Solve for x
    x = 6,893,325.10/2,962.35
  6. Step 6: Final answer
    x = 2,326.98

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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.