Home / 7,014.47-10,535.72-4,386.65

Finding the Fourth Proportional to 7,014.47, 10,535.72 and 4,386.65

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Solution

The fourth proportional to 7,014.47, 10,535.72 and 4,386.65 is: 6,588.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,014.47 : 10,535.72 = 4,386.65 : x
  2. Step 2: Convert to fraction form
    7,014.47/10,535.72 = 4,386.65/x
  3. Step 3: Cross multiply
    7,014.47x = 10,535.72 × 4,386.65
  4. Step 4: Simplify right side
    7,014.47x = 46,216,516.14
  5. Step 5: Solve for x
    x = 46,216,516.14/7,014.47
  6. Step 6: Final answer
    x = 6,588.74

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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.