Home / 7,284.04-10,909.64-5,102.51

Finding the Fourth Proportional to 7,284.04, 10,909.64 and 5,102.51

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Solution

The fourth proportional to 7,284.04, 10,909.64 and 5,102.51 is: 7,642.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,284.04 : 10,909.64 = 5,102.51 : x
  2. Step 2: Convert to fraction form
    7,284.04/10,909.64 = 5,102.51/x
  3. Step 3: Cross multiply
    7,284.04x = 10,909.64 × 5,102.51
  4. Step 4: Simplify right side
    7,284.04x = 55,666,538.07
  5. Step 5: Solve for x
    x = 55,666,538.07/7,284.04
  6. Step 6: Final answer
    x = 7,642.26

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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.