Home / 7,587.81-10,470.67-4,755.08

Finding the Fourth Proportional to 7,587.81, 10,470.67 and 4,755.08

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Solution

The fourth proportional to 7,587.81, 10,470.67 and 4,755.08 is: 6,561.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.81 : 10,470.67 = 4,755.08 : x
  2. Step 2: Convert to fraction form
    7,587.81/10,470.67 = 4,755.08/x
  3. Step 3: Cross multiply
    7,587.81x = 10,470.67 × 4,755.08
  4. Step 4: Simplify right side
    7,587.81x = 49,788,887.79
  5. Step 5: Solve for x
    x = 49,788,887.79/7,587.81
  6. Step 6: Final answer
    x = 6,561.69

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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.