Home / 5,298.32-7,309.92-3,530.16

Finding the Fourth Proportional to 5,298.32, 7,309.92 and 3,530.16

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Solution

The fourth proportional to 5,298.32, 7,309.92 and 3,530.16 is: 4,870.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298.32 : 7,309.92 = 3,530.16 : x
  2. Step 2: Convert to fraction form
    5,298.32/7,309.92 = 3,530.16/x
  3. Step 3: Cross multiply
    5,298.32x = 7,309.92 × 3,530.16
  4. Step 4: Simplify right side
    5,298.32x = 25,805,187.19
  5. Step 5: Solve for x
    x = 25,805,187.19/5,298.32
  6. Step 6: Final answer
    x = 4,870.45

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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.