Home / 7,345.02-10,131.93-4,651.29

Finding the Fourth Proportional to 7,345.02, 10,131.93 and 4,651.29

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Solution

The fourth proportional to 7,345.02, 10,131.93 and 4,651.29 is: 6,416.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345.02 : 10,131.93 = 4,651.29 : x
  2. Step 2: Convert to fraction form
    7,345.02/10,131.93 = 4,651.29/x
  3. Step 3: Cross multiply
    7,345.02x = 10,131.93 × 4,651.29
  4. Step 4: Simplify right side
    7,345.02x = 47,126,544.69
  5. Step 5: Solve for x
    x = 47,126,544.69/7,345.02
  6. Step 6: Final answer
    x = 6,416.12

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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.