Home / 7,474.71-10,316.93-4,332.72

Finding the Fourth Proportional to 7,474.71, 10,316.93 and 4,332.72

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Solution

The fourth proportional to 7,474.71, 10,316.93 and 4,332.72 is: 5,980.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,474.71 : 10,316.93 = 4,332.72 : x
  2. Step 2: Convert to fraction form
    7,474.71/10,316.93 = 4,332.72/x
  3. Step 3: Cross multiply
    7,474.71x = 10,316.93 × 4,332.72
  4. Step 4: Simplify right side
    7,474.71x = 44,700,347.29
  5. Step 5: Solve for x
    x = 44,700,347.29/7,474.71
  6. Step 6: Final answer
    x = 5,980.21

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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.