Home / 7,159.93-10,740.20-4,384.87

Finding the Fourth Proportional to 7,159.93, 10,740.20 and 4,384.87

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Solution

The fourth proportional to 7,159.93, 10,740.20 and 4,384.87 is: 6,577.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,159.93 : 10,740.20 = 4,384.87 : x
  2. Step 2: Convert to fraction form
    7,159.93/10,740.20 = 4,384.87/x
  3. Step 3: Cross multiply
    7,159.93x = 10,740.20 × 4,384.87
  4. Step 4: Simplify right side
    7,159.93x = 47,094,332.00
  5. Step 5: Solve for x
    x = 47,094,332.00/7,159.93
  6. Step 6: Final answer
    x = 6,577.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.