Home / 7,488.18-10,333.51-4,130.93

Finding the Fourth Proportional to 7,488.18, 10,333.51 and 4,130.93

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Solution

The fourth proportional to 7,488.18, 10,333.51 and 4,130.93 is: 5,700.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.18 : 10,333.51 = 4,130.93 : x
  2. Step 2: Convert to fraction form
    7,488.18/10,333.51 = 4,130.93/x
  3. Step 3: Cross multiply
    7,488.18x = 10,333.51 × 4,130.93
  4. Step 4: Simplify right side
    7,488.18x = 42,687,006.46
  5. Step 5: Solve for x
    x = 42,687,006.46/7,488.18
  6. Step 6: Final answer
    x = 5,700.58

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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.