Home / 7,282.14-10,047.79-4,628.58

Finding the Fourth Proportional to 7,282.14, 10,047.79 and 4,628.58

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Solution

The fourth proportional to 7,282.14, 10,047.79 and 4,628.58 is: 6,386.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282.14 : 10,047.79 = 4,628.58 : x
  2. Step 2: Convert to fraction form
    7,282.14/10,047.79 = 4,628.58/x
  3. Step 3: Cross multiply
    7,282.14x = 10,047.79 × 4,628.58
  4. Step 4: Simplify right side
    7,282.14x = 46,506,999.84
  5. Step 5: Solve for x
    x = 46,506,999.84/7,282.14
  6. Step 6: Final answer
    x = 6,386.45

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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.