Home / 7,473.56-10,313.79-4,642.50

Finding the Fourth Proportional to 7,473.56, 10,313.79 and 4,642.50

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Solution

The fourth proportional to 7,473.56, 10,313.79 and 4,642.50 is: 6,406.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473.56 : 10,313.79 = 4,642.50 : x
  2. Step 2: Convert to fraction form
    7,473.56/10,313.79 = 4,642.50/x
  3. Step 3: Cross multiply
    7,473.56x = 10,313.79 × 4,642.50
  4. Step 4: Simplify right side
    7,473.56x = 47,881,718.51
  5. Step 5: Solve for x
    x = 47,881,718.51/7,473.56
  6. Step 6: Final answer
    x = 6,406.82

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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.