Home / 7,051.04-10,575.70-1,857.32

Finding the Fourth Proportional to 7,051.04, 10,575.70 and 1,857.32

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Solution

The fourth proportional to 7,051.04, 10,575.70 and 1,857.32 is: 2,785.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,051.04 : 10,575.70 = 1,857.32 : x
  2. Step 2: Convert to fraction form
    7,051.04/10,575.70 = 1,857.32/x
  3. Step 3: Cross multiply
    7,051.04x = 10,575.70 × 1,857.32
  4. Step 4: Simplify right side
    7,051.04x = 19,642,459.12
  5. Step 5: Solve for x
    x = 19,642,459.12/7,051.04
  6. Step 6: Final answer
    x = 2,785.75

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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.