Home / 6,756.46-9,320.02-4,065.81

Finding the Fourth Proportional to 6,756.46, 9,320.02 and 4,065.81

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Solution

The fourth proportional to 6,756.46, 9,320.02 and 4,065.81 is: 5,608.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,756.46 : 9,320.02 = 4,065.81 : x
  2. Step 2: Convert to fraction form
    6,756.46/9,320.02 = 4,065.81/x
  3. Step 3: Cross multiply
    6,756.46x = 9,320.02 × 4,065.81
  4. Step 4: Simplify right side
    6,756.46x = 37,893,430.52
  5. Step 5: Solve for x
    x = 37,893,430.52/6,756.46
  6. Step 6: Final answer
    x = 5,608.47

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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.