Home / 7,931.18-10,944.88-4,574.13

Finding the Fourth Proportional to 7,931.18, 10,944.88 and 4,574.13

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Solution

The fourth proportional to 7,931.18, 10,944.88 and 4,574.13 is: 6,312.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,931.18 : 10,944.88 = 4,574.13 : x
  2. Step 2: Convert to fraction form
    7,931.18/10,944.88 = 4,574.13/x
  3. Step 3: Cross multiply
    7,931.18x = 10,944.88 × 4,574.13
  4. Step 4: Simplify right side
    7,931.18x = 50,063,292.52
  5. Step 5: Solve for x
    x = 50,063,292.52/7,931.18
  6. Step 6: Final answer
    x = 6,312.22

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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.