Home / 7,752.06-10,699.60-4,728.21

Finding the Fourth Proportional to 7,752.06, 10,699.60 and 4,728.21

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Solution

The fourth proportional to 7,752.06, 10,699.60 and 4,728.21 is: 6,526.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,752.06 : 10,699.60 = 4,728.21 : x
  2. Step 2: Convert to fraction form
    7,752.06/10,699.60 = 4,728.21/x
  3. Step 3: Cross multiply
    7,752.06x = 10,699.60 × 4,728.21
  4. Step 4: Simplify right side
    7,752.06x = 50,589,925.94
  5. Step 5: Solve for x
    x = 50,589,925.94/7,752.06
  6. Step 6: Final answer
    x = 6,526.00

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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.