Home / 7,570.15-11,353.47-2,888.45

Finding the Fourth Proportional to 7,570.15, 11,353.47 and 2,888.45

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Solution

The fourth proportional to 7,570.15, 11,353.47 and 2,888.45 is: 4,332.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,570.15 : 11,353.47 = 2,888.45 : x
  2. Step 2: Convert to fraction form
    7,570.15/11,353.47 = 2,888.45/x
  3. Step 3: Cross multiply
    7,570.15x = 11,353.47 × 2,888.45
  4. Step 4: Simplify right side
    7,570.15x = 32,793,930.42
  5. Step 5: Solve for x
    x = 32,793,930.42/7,570.15
  6. Step 6: Final answer
    x = 4,332.01

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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.