Home / 3,500.51-4,837.58-2,870.01

Finding the Fourth Proportional to 3,500.51, 4,837.58 and 2,870.01

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Solution

The fourth proportional to 3,500.51, 4,837.58 and 2,870.01 is: 3,966.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.51 : 4,837.58 = 2,870.01 : x
  2. Step 2: Convert to fraction form
    3,500.51/4,837.58 = 2,870.01/x
  3. Step 3: Cross multiply
    3,500.51x = 4,837.58 × 2,870.01
  4. Step 4: Simplify right side
    3,500.51x = 13,883,888.63
  5. Step 5: Solve for x
    x = 13,883,888.63/3,500.51
  6. Step 6: Final answer
    x = 3,966.25

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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.