Home / 9,030.60-13,535.10-4,645.80

Finding the Fourth Proportional to 9,030.60, 13,535.10 and 4,645.80

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Solution

The fourth proportional to 9,030.60, 13,535.10 and 4,645.80 is: 6,963.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,030.60 : 13,535.10 = 4,645.80 : x
  2. Step 2: Convert to fraction form
    9,030.60/13,535.10 = 4,645.80/x
  3. Step 3: Cross multiply
    9,030.60x = 13,535.10 × 4,645.80
  4. Step 4: Simplify right side
    9,030.60x = 62,881,367.58
  5. Step 5: Solve for x
    x = 62,881,367.58/9,030.60
  6. Step 6: Final answer
    x = 6,963.14

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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.