Home / 7,475.63-10,315.77-4,332.02

Finding the Fourth Proportional to 7,475.63, 10,315.77 and 4,332.02

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Solution

The fourth proportional to 7,475.63, 10,315.77 and 4,332.02 is: 5,977.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.63 : 10,315.77 = 4,332.02 : x
  2. Step 2: Convert to fraction form
    7,475.63/10,315.77 = 4,332.02/x
  3. Step 3: Cross multiply
    7,475.63x = 10,315.77 × 4,332.02
  4. Step 4: Simplify right side
    7,475.63x = 44,688,121.96
  5. Step 5: Solve for x
    x = 44,688,121.96/7,475.63
  6. Step 6: Final answer
    x = 5,977.84

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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.