Home / 4,724.04-7,085.98-1,261.32

Finding the Fourth Proportional to 4,724.04, 7,085.98 and 1,261.32

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Solution

The fourth proportional to 4,724.04, 7,085.98 and 1,261.32 is: 1,891.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724.04 : 7,085.98 = 1,261.32 : x
  2. Step 2: Convert to fraction form
    4,724.04/7,085.98 = 1,261.32/x
  3. Step 3: Cross multiply
    4,724.04x = 7,085.98 × 1,261.32
  4. Step 4: Simplify right side
    4,724.04x = 8,937,688.29
  5. Step 5: Solve for x
    x = 8,937,688.29/4,724.04
  6. Step 6: Final answer
    x = 1,891.96

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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.