Home / 7,332.99-10,116.36-4,642.90

Finding the Fourth Proportional to 7,332.99, 10,116.36 and 4,642.90

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Solution

The fourth proportional to 7,332.99, 10,116.36 and 4,642.90 is: 6,405.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,332.99 : 10,116.36 = 4,642.90 : x
  2. Step 2: Convert to fraction form
    7,332.99/10,116.36 = 4,642.90/x
  3. Step 3: Cross multiply
    7,332.99x = 10,116.36 × 4,642.90
  4. Step 4: Simplify right side
    7,332.99x = 46,969,247.84
  5. Step 5: Solve for x
    x = 46,969,247.84/7,332.99
  6. Step 6: Final answer
    x = 6,405.20

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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.