Home / 7,030.34-9,701.67-4,047.81

Finding the Fourth Proportional to 7,030.34, 9,701.67 and 4,047.81

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Solution

The fourth proportional to 7,030.34, 9,701.67 and 4,047.81 is: 5,585.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030.34 : 9,701.67 = 4,047.81 : x
  2. Step 2: Convert to fraction form
    7,030.34/9,701.67 = 4,047.81/x
  3. Step 3: Cross multiply
    7,030.34x = 9,701.67 × 4,047.81
  4. Step 4: Simplify right side
    7,030.34x = 39,270,516.84
  5. Step 5: Solve for x
    x = 39,270,516.84/7,030.34
  6. Step 6: Final answer
    x = 5,585.86

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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.