Home / 8,312.23-11,465.01-4,952.45

Finding the Fourth Proportional to 8,312.23, 11,465.01 and 4,952.45

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Solution

The fourth proportional to 8,312.23, 11,465.01 and 4,952.45 is: 6,830.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,312.23 : 11,465.01 = 4,952.45 : x
  2. Step 2: Convert to fraction form
    8,312.23/11,465.01 = 4,952.45/x
  3. Step 3: Cross multiply
    8,312.23x = 11,465.01 × 4,952.45
  4. Step 4: Simplify right side
    8,312.23x = 56,779,888.77
  5. Step 5: Solve for x
    x = 56,779,888.77/8,312.23
  6. Step 6: Final answer
    x = 6,830.89

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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.