Home / 4,621.07-6,931.61-1,158.32

Finding the Fourth Proportional to 4,621.07, 6,931.61 and 1,158.32

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Solution

The fourth proportional to 4,621.07, 6,931.61 and 1,158.32 is: 1,737.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.07 : 6,931.61 = 1,158.32 : x
  2. Step 2: Convert to fraction form
    4,621.07/6,931.61 = 1,158.32/x
  3. Step 3: Cross multiply
    4,621.07x = 6,931.61 × 1,158.32
  4. Step 4: Simplify right side
    4,621.07x = 8,029,022.50
  5. Step 5: Solve for x
    x = 8,029,022.50/4,621.07
  6. Step 6: Final answer
    x = 1,737.48

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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.