Home / 3,852.64-5,312.40-2,526.88

Finding the Fourth Proportional to 3,852.64, 5,312.40 and 2,526.88

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Solution

The fourth proportional to 3,852.64, 5,312.40 and 2,526.88 is: 3,484.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852.64 : 5,312.40 = 2,526.88 : x
  2. Step 2: Convert to fraction form
    3,852.64/5,312.40 = 2,526.88/x
  3. Step 3: Cross multiply
    3,852.64x = 5,312.40 × 2,526.88
  4. Step 4: Simplify right side
    3,852.64x = 13,423,797.31
  5. Step 5: Solve for x
    x = 13,423,797.31/3,852.64
  6. Step 6: Final answer
    x = 3,484.31

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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.